# Hummingbird Ultra\-Lightweight Carbon Fiber Stroller \| live price, prepared checkout ## Built for shopping agents: what RoboTrunk does for every product We asked shopping agents, including Meta's Muse first-hand, what they need from a store. This is what they asked for, and what we have built. RoboTrunk is working through its catalogue, so a step may not be done for this one yet. Where a step is done per product, the line ends with what is done for this product. - **Deep research:** We read the maker's manual, independent reviews, video review transcripts and the store's own page, and publish each finding with its source and the date read. `check_product` returns them with a source for each. *This product:* 54 checked facts, research depth trimmed read, checked 2026-10-12T05:53:54.203Z, in the [evidence pack](/agent/evidence/evenflo-com--hummingbird-ultra-lightweight-stroller). - **Receipts:** Every published fact has a receipt showing its source quote. `check_product` and `get_product` return the checked facts that have one. *This product:* each checked fact listed below has one; the source quotes are in the [evidence pack](/agent/evidence/evenflo-com--hummingbird-ultra-lightweight-stroller). - **Safety:** `check_product` asks the product-safety regulators live (US CPSC, NHTSA and FDA, Health Canada, the UK's OPSS, Australia's ACCC) whether a recall names a product, listed here or not, and flags a match with its notice; a recall never blocks the buyer. *This product:* this page holds no recall result for it yet; `check_product` asks the regulators now. - **Recall watch:** `watch_recalls` tells the buyer if a product bought here is recalled later. - **Second-hand listings:** `check_listing` runs the same recall check on a second-hand listing someone found, and adds what the listing leaves out and the price new. - **The real price:** The full price to the buyer's country, with shipping and tax, each part quoted from the store's policy or, where a part is not settled, what the total depends on: `check_product` and `search_catalog` take the buyer's country and postcode. *This product:* this store's price was read from its catalogue at 2026-10-19T19:12:03.114Z. - **A checkout that finishes:** RoboTrunk lists only stores whose agent checkout it has verified. `create_checkout` prepares the order at the store; `complete_checkout` returns a link to the store's own checkout. The checkout can be finished in either of two ways: the person taps the link in their own browser, or their agent opens it and completes the checkout. RoboTrunk checks the store's total against a budget ceiling before it issues the link. Payment always happens on the store's own page, and RoboTrunk never holds the money. No store pays for placement; RoboTrunk may earn a commission from some stores via their affiliate programs. - **Markdown copy:** Every page has a Markdown copy: [this page's copy](https://robotrunk.com/products/ucp/evenflo-com/8291161309340.md). - **Photos and ratings:** Search results carry the product photo and, where the store's own page publishes one, its rating (`search_catalog`). - **Fit answers:** `check_fit` answers whether a listing fits a car, pram or bottle, with the exact quote from the store's page, or says it is not known. - **Back-in-stock watches:** `watch_back_in_stock` starts a watch on a listing the store shows as sold out; `get_back_in_stock_watch` shows when it is back in stock. - **Maker's manual:** `ask_product_manual` answers from the maker's manual with the exact passage and page, or says the manual does not cover it. - **Tools and guide:** Every tool and its description is at https://robotrunk.com/mcp; the guide is at [/agents\.md](/agents.md). - **Research from other stores:** Coming soon: reading other stores' listings of the same product as research sources. Sold and shipped by evenflo\.com, evenflo.com; payment happens on the store's own checkout. Brand: Evenflo ## Variants - Calypte Pink: USD 229.99; in stock. Variant id: `gid://shopify/ProductVariant/44555228184732` - Seller: evenflo\.com. Price: USD 229\.99. Stock: in stock. Variant: Calypte Pink, variant id `gid://shopify/ProductVariant/44555228184732`. shipping not recorded; confirmed at merchant checkout. returns not recorded; confirmed at merchant checkout. [Public evidence](https://evenflobaby.myshopify.com/products/hummingbird-ultra-lightweight-stroller). [Comparison page](/compare/want/lightweight-strollers-that-are-easy-to-carry-up-stairs). [Get ready to buy from evenflo\.com: prepare checkout](/checkout-prepare?merchant=evenflo-com&product_id=gid%3A%2F%2Fshopify%2FProduct%2F8291161309340&variant_id=gid%3A%2F%2Fshopify%2FProductVariant%2F44555228184732). - Crest Gray: USD 229.99; in stock. Variant id: `gid://shopify/ProductVariant/44555228217500` - Seller: evenflo\.com. Price: USD 229\.99. Stock: in stock. Variant: Crest Gray, variant id `gid://shopify/ProductVariant/44555228217500`. shipping not recorded; confirmed at merchant checkout. returns not recorded; confirmed at merchant checkout. [Public evidence](https://evenflobaby.myshopify.com/products/hummingbird-ultra-lightweight-stroller). [Comparison page](/compare/want/lightweight-strollers-that-are-easy-to-carry-up-stairs). [Get ready to buy from evenflo\.com: prepare checkout](/checkout-prepare?merchant=evenflo-com&product_id=gid%3A%2F%2Fshopify%2FProduct%2F8291161309340&variant_id=gid%3A%2F%2Fshopify%2FProductVariant%2F44555228217500). - Caslon Green: USD 229.99; in stock. Variant id: `gid://shopify/ProductVariant/44555228250268` - Seller: evenflo\.com. Price: USD 229\.99. Stock: in stock. Variant: Caslon Green, variant id `gid://shopify/ProductVariant/44555228250268`. shipping not recorded; confirmed at merchant checkout. returns not recorded; confirmed at merchant checkout. [Public evidence](https://evenflobaby.myshopify.com/products/hummingbird-ultra-lightweight-stroller). [Comparison page](/compare/want/lightweight-strollers-that-are-easy-to-carry-up-stairs). [Get ready to buy from evenflo\.com: prepare checkout](/checkout-prepare?merchant=evenflo-com&product_id=gid%3A%2F%2Fshopify%2FProduct%2F8291161309340&variant_id=gid%3A%2F%2Fshopify%2FProductVariant%2F44555228250268). ## Checked facts Each fact below was checked against the source it cites before it was published. Each carries that source's link and the time RoboTrunk read it. 54 checked facts, checked 2026-10-12T05:53:54.203Z. Research depth: trimmed read. Deep read: the store's own data and 13 outside pages \(the store's own product page; maker page; manual; blog; review; regulator recall search \(CPSC \(United States\)\); regulator recall search \(Health Canada\); video review \(derived summary of its captions\)\), each read in full by RoboTrunk and trimmed to its main content, then written up and checked\. Facts from the maker or a manual quote the page word for word; what real users report is summarised with a link to the page read\. Recall status was checked directly with CPSC \(United States\), Health Canada: CPSC returned 23 Evenflo recall records and Health Canada 10, covering gates, activity centres, high chairs, car seats, play yards, cribs and the Victory Jogging Stroller; none names the Hummingbird Ultra\-Lightweight Carbon Fiber Stroller or any Hummingbird stroller\. A review page also states no recalls on record\. Not read, because they are member\-only or refused RoboTrunk: Which? pushchair tests, CHOICE pram and stroller tests, Stiftung Warentest pram and buggy tests, JPMA certified products\. - weight: The stroller weighs only about 9 lb thanks to its carbon fiber frame, which keeps it nimble while aiming to stay strong and durable\.. Source: (listing), read 2026-10-11T07:17:34.584Z. - seat size: The seat is shown measuring about 14 in wide with an 18 in seat back and 27 in from seat back to the top of the canopy, fitting a large child\.. Source: (review), read 2026-10-12T05:35:51.181Z. - overview: The stroller is shown as a 9 lb carbon fiber frame with a 55 lb seat capacity, folding and unfolding one\-handed with an auto lock and standing fold\.. Source: (review), read 2026-10-12T05:35:51.183Z. - manual: Evenflo lists an English instruction manual for the Hummingbird Ultra\-Lightweight Carbon Fiber Stroller on its manuals page\.. Source: (manual), read 2026-10-12T05:31:20.526Z. - weight: The stroller is reported as extremely light at about 9 lb with a fold smaller than many backpacks, making it effortless to carry\.. Source: (blog, Half Half Travel, updated 2026-09-20), read 2026-10-12T05:31:35.059Z. - weight: It is reported to weigh about 9 lb, roughly half of many standard travel strollers, and to be easy to carry in one hand while holding a toddler\.. Source: (blog, Feathers and Stripes, published 2026-09-08), read 2026-10-12T05:31:42.801Z. - weight and fold: It is reported to weigh just 9 pounds and to fold down flat with one hand by pressing a button on the handle\.. Source: (blog, Baby Gizmo, published 2025-05-06), read 2026-10-12T05:31:59.528Z. - user verdict: An owner reports the stroller became their favourite, collapsing easily one\-handed while holding a child\.. Source: (review), read 2026-10-12T05:32:16.213Z. - ratings: The one\-hand fold, fold durability and cabin/gate\-check fit are rated excellent to good, with suspension and basket capacity rated good\.. Source: (review), read 2026-10-12T05:32:35.422Z. - weight and fold: It is reported as weighing 9 lbs with a full carbon fiber frame, a small fold, a one\-handed fold with integrated carry handle and a 10 lb basket\.. Source: (blog, The Stroller Mom, published 2026-02-25), read 2026-10-12T05:32:51.214Z. - child weight limit: Children up to 55 lb can ride in the stroller per Evenflo's listing; a review page instead gives the maximum as 50 lb, so the sources disagree\.. Source: (listing), read 2026-10-11T07:17:34.584Z. - harness: The padded 5\-point harness with a buckle pad is shown opening with a push of the button and adjusting at the shoulders\.. Source: (review), read 2026-10-12T05:35:51.181Z. - handle and colours: A tall 41 in handlebar is shown that suits tall and short parents, in grey, pink and green with the colour on the canopy and harness pads\.. Source: (review), read 2026-10-12T05:35:51.183Z. - comfort: Minimal seat suspension and limited seat padding are reported, so it is said to suit short outings on smooth surfaces rather than full days of sightseeing\.. Source: (blog, Half Half Travel, updated 2026-09-20), read 2026-10-12T05:31:35.059Z. - fold: A true one\-handed compact fold with an integrated carry handle is reported, fitting tight trunks and standing up on its own when folded\.. Source: (blog, Feathers and Stripes, published 2026-09-08), read 2026-10-12T05:31:42.801Z. - travel: It is reported to be Disney park approved and able to be carried onto a plane without gate\-checking\.. Source: (blog, Baby Gizmo, published 2025-05-06), read 2026-10-12T05:31:59.528Z. - portability: An owner reports it is very nimble and folds to about briefcase size, carried one\-handed in cramped spaces such as elevators and the metro\.. Source: (review), read 2026-10-12T05:32:16.213Z. - compatibility: It is listed as having no travel system compatibility, forward\-facing only, for a single child and not jogger\-safe\.. Source: (review), read 2026-10-12T05:32:35.422Z. - recline: It is reported to have only two recline positions\.. Source: (blog, The Stroller Mom, published 2026-02-25), read 2026-10-12T05:32:51.214Z. - storage basket: The storage basket holds up to 10 lb of essentials\.. Source: (listing), read 2026-10-11T07:17:34.584Z. - recline: A two\-position recline is shown, going quite upright and then back down, with nothing in between\.. Source: (review), read 2026-10-12T05:35:51.181Z. - build: The carbon fiber frame is reported to feel sturdy and the stroller is said to support children up to 55 lb\.. Source: (blog, Half Half Travel, updated 2026-09-20), read 2026-10-12T05:31:35.059Z. - cupholder: The cupholder is reported to still fit on the stroller when it is folded for storage\.. Source: (blog, Feathers and Stripes, published 2026-09-08), read 2026-10-12T05:31:42.801Z. - harness: The 5\-point harness is reported to be adjustable and to feel secure\.. Source: (blog, Baby Gizmo, published 2025-05-06), read 2026-10-12T05:31:59.528Z. - back support: An owner reports their partner finds the back support lacklustre and the child looks slouched, though the child does not complain\.. Source: (review), read 2026-10-12T05:32:16.213Z. - adjustability: Handlebar adjustability and all\-terrain wheels are listed as basic\.. Source: (review), read 2026-10-12T05:32:35.422Z. - features: Its features are reported as basic compared with pricier options, with no calf support\.. Source: (blog, The Stroller Mom, published 2026-02-25), read 2026-10-12T05:32:51.214Z. - fold: The stroller has a one\-handed compact fold and an integrated carry handle for carrying it on errands and travel\.. Source: (listing), read 2026-10-11T07:17:34.584Z. - airflow: A large mesh window on the back of the seat is shown for airflow, with no cover for cold or windy days\.. Source: (review), read 2026-10-12T05:35:51.181Z. - handling: The one\-piece handle is reported to allow pushing and steering one\-handed while holding a child's hand\.. Source: (blog, Half Half Travel, updated 2026-09-20), read 2026-10-12T05:31:35.059Z. - capacity: A 55 lb child weight limit, a generous UPF 50\+ canopy and a 10 lb capacity storage basket are reported\.. Source: (blog, Feathers and Stripes, published 2026-09-08), read 2026-10-12T05:31:42.801Z. - recline: The seat is reported not to recline fully flat but to have a slight tilt that is comfortable enough for a nap on the go\.. Source: (blog, Baby Gizmo, published 2025-05-06), read 2026-10-12T05:31:59.528Z. - steering: An owner reports the one\-piece push handle lets them steer one\-handed, unlike two\-bar umbrella strollers\.. Source: (review), read 2026-10-12T05:32:16.213Z. - praise: It is praised for ultra\-light 9 lb weight, carbon fiber frame, one\-hand fold, integrated carry handle and a large UPF 50\+ canopy\.. Source: (review), read 2026-10-12T05:32:35.422Z. - materials: The materials are reported to feel a little cheap for the price\.. Source: (blog, The Stroller Mom, published 2026-02-25), read 2026-10-12T05:32:51.214Z. - canopy: The canopy is a generous 3\-panel design with UPF 50\+ protection\.. Source: (listing), read 2026-10-11T07:17:34.584Z. - storage: A surprisingly large basket is shown swallowing a full diaper bag with room left, reachable through a back flap and from the front\.. Source: (review), read 2026-10-12T05:35:51.181Z. - comfort: The seat is reported to be perfectly comfortable for a day trip to the mall but not ultra padded\.. Source: (blog, Feathers and Stripes, published 2026-09-08), read 2026-10-12T05:31:42.801Z. - storage: A small storage pocket underneath is reported to fit a medium diaper bag and a few essentials\.. Source: (blog, Baby Gizmo, published 2025-05-06), read 2026-10-12T05:31:59.528Z. - air travel: An owner reports airlines often make you check a stroller anyway, so overhead\-bin compatibility mattered less than expected, and wishes they had a travel stroller with car\-seat compatibility\.. Source: (review), read 2026-10-12T05:32:16.213Z. - complaints: Common complaints listed are being limited to a single child, no travel system compatibility, a smaller storage basket for longer trips and forward\-facing only use\.. Source: (review), read 2026-10-12T05:32:35.422Z. - stability: The seat is reported as small and the stroller can feel a little tippy compared with standard travel strollers\.. Source: (blog, The Stroller Mom, published 2026-02-25), read 2026-10-12T05:32:51.214Z. - seat recline: The seat offers two recline positions and comes with harness covers for comfort\.. Source: (listing), read 2026-10-11T07:17:34.584Z. - fold: A one\-handed fold and unfold is shown with an auto lock, a standing fold and an integrated carry handle, and no travel bag is included\.. Source: (review), read 2026-10-12T05:35:51.181Z. - wheels: The wheels are reported to handle smooth airport floors, malls and asphalt well but not cobblestone streets or dirt roads\.. Source: (blog, Feathers and Stripes, published 2026-09-08), read 2026-10-12T05:31:42.801Z. - wheels: Front wheels of 5 inches and rear wheels of 6 inches are reported, steering easily on smooth surfaces but not meant for rugged terrain or gravel paths\.. Source: (blog, Baby Gizmo, published 2025-05-06), read 2026-10-12T05:31:59.528Z. - recalls: The page states there are no recalls on record for the stroller\.. Source: (review), read 2026-10-12T05:32:35.422Z. - suitability: It is listed as best for parents who prioritise weight above all else, as a travel or second stroller, with the child range given as 6 months to 50 lb; Evenflo's own listing gives the maximum as 55 lb, so the sources disagree\.. Source: (blog, The Stroller Mom, published 2026-02-25), read 2026-10-12T05:32:51.214Z. - airflow: A built\-in back mesh panel gives extra airflow to keep the child cool\.. Source: (listing), read 2026-10-11T07:17:34.584Z. - canopy: Two canopy panels plus a pop\-out sun visor with UPF 50 are shown, with a wish for a larger canopy\.. Source: (review), read 2026-10-12T05:35:51.181Z. - suitability: It is reported to be recommended for 6 months and up, not for younger infants, with a smaller canopy and no backward recline making on\-the\-go naps less ideal and under\-seat storage smaller than a pricier rival\.. Source: (blog, Feathers and Stripes, published 2026-09-08), read 2026-10-12T05:31:42.801Z. - handling: It is reported to be pushable one\-handed and to turn corners well, with built\-in suspension absorbing some bumps\.. Source: (blog, Baby Gizmo, published 2025-05-06), read 2026-10-12T05:31:59.528Z. - suspension: The front wheel suspension helps the stroller manoeuvre on city strolls and transport\.. Source: (listing), read 2026-10-11T07:17:34.584Z. - wheels and brake: Hard rubber wheels of 5 in front and 6 in rear, a one\-step rear brake and a tight front suspension are shown, along with an included cup holder\.. Source: (review), read 2026-10-12T05:35:51.181Z. The full evidence pack, with every citation, source and gap: [evidence pack](/agent/evidence/evenflo-com--hummingbird-ultra-lightweight-stroller) ## Questions we researched but could not confirm Every fact above is cited. To find them we read the store listing, the maker's page, the manual, blogs, owner reviews, video reviews and the recall records of CPSC \(United States\) and Health Canada and searched for regulator recall notices and owner forums. We also chased the questions below across those sources and found no reliable answer, so you know exactly where the evidence ends and never have to guess. - How thick is the seat padding? - Does the coating or paint on the frame rub off over time? - What tools are needed to assemble it? - Is the handlebar height adjustable? - Does it come with a travel bag? - How does the seat fabric feel to the touch? - Will it fit in an overhead bin on all airlines? - Is the seat pad removable for washing? - What exactly does the 90\-day limited warranty cover? - How easily does it tip when a child climbs in? - Does it fit in a small car trunk? - How does it handle on gravel or cobblestones? - What child height does the seat back allow? - Can the canopy be extended with another panel? To buy this through RoboTrunk, pass merchant `evenflo-com`, product_id `gid://shopify/Product/8291161309340` and one variant_id from the list above. Product image of Hummingbird Ultra\-Lightweight Carbon Fiber Stroller, supplied by evenflo\.com: This product on evenflo.com: Retrieved 2026-10-19T19:12:03.114Z from This page is published by RoboTrunk, a store built for shopping agents. The store named on this page sells the product and ships it. RoboTrunk is not the seller and never holds the money. Buying works in one path. RoboTrunk's tools prepare a checkout at that store, then hand back a short-lived link. The person approves the total; once RoboTrunk has checked the store's total against it, the person is given the checkout link to tap in their own browser, or, if the person prefers and gives permission, their agent may open the link and finish there, and payment always happens on the store's own checkout page. RoboTrunk never takes the payment or sees a card. 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