# MiaMily Carry On Luggage 18in \(43ltrs\) Charcoal Grey \| 3 sellers, live prices, 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:* 51 checked facts, research depth trimmed read, checked 2026-10-05T14:48:30.036Z, in the [evidence pack](/agent/evidence/babykingdom-com-au--miamily-carry-on-luggage-18in-43ltrs-charcoal-grey). - **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/babykingdom-com-au--miamily-carry-on-luggage-18in-43ltrs-charcoal-grey). - **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 2026-10-26T19:58:24.270Z. - **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. 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Sold and shipped by babykingdom\.com\.au, babykingdom.com.au; payment happens on the store's own checkout. Brand: MiaMily ## Variants - Default Title: AUD 429.99; in stock. Variant id: `gid://shopify/ProductVariant/47550522458344` - Seller: babykingdom\.com\.au. Price: AUD 429\.99. Stock: in stock. Variant: Default Title, variant id `gid://shopify/ProductVariant/47550522458344`. shipping not recorded; confirmed at merchant checkout. returns not recorded; confirmed at merchant checkout. [Public evidence](https://kh9bh3-kb.myshopify.com/products/miamily-carry-on-luggage-18in-43ltrs-charcoal-grey). [Get ready to buy from babykingdom\.com\.au: prepare checkout](/checkout-prepare?merchant=babykingdom-com-au&product_id=gid%3A%2F%2Fshopify%2FProduct%2F9191575421160&variant_id=gid%3A%2F%2Fshopify%2FProductVariant%2F47550522458344). - Seller: babylittleplanet\.com\.au. Price: AUD 449\.00. Stock: in stock. Variant: Charcoal Grey, variant id `gid://shopify/ProductVariant/42137164447814`. shipping not recorded; confirmed at merchant checkout. returns not recorded; confirmed at merchant checkout. [Public evidence](https://baby-little-planet.myshopify.com/products/miamily-multi-carry-luggage-18-in). [Get ready to buy from babylittleplanet\.com\.au: prepare checkout](/checkout-prepare?merchant=babylittleplanet-com-au&product_id=gid%3A%2F%2Fshopify%2FProduct%2F7689157509190&variant_id=gid%3A%2F%2Fshopify%2FProductVariant%2F42137164447814). - Seller: babyvillage\.com\.au. Price: AUD 489\.00. Stock: in stock. Variant: Charcoal Grey, variant id `gid://shopify/ProductVariant/48443946467512`. shipping not recorded; confirmed at merchant checkout. returns not recorded; confirmed at merchant checkout. [Public evidence](https://babyvillage-store.myshopify.com/products/miamily-multi-carry-luggage-18-inch). [Get ready to buy from babyvillage\.com\.au: prepare checkout](/checkout-prepare?merchant=babyvillage-com-au&product_id=gid%3A%2F%2Fshopify%2FProduct%2F7306510991544&variant_id=gid%3A%2F%2Fshopify%2FProductVariant%2F48443946467512). ## 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. 51 checked facts, checked 2026-10-05T14:48:30.036Z. Research depth: trimmed read. Deep read: the store's own data and 8 outside pages \(the store's own product page; maker page; manual; spec sheet; blog; regulator recall search \(CPSC \(United States\)\); regulator recall search \(Health Canada\)\), 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: A CPSC \(United States\) recall search for MiaMily / Carry On Luggage returned no records, and Health Canada's open recall data contains no MiaMily records, so no recall applies to this model\. - dimensions \(store data\): The store data lists the dimensions as 38 cm wide by 29 cm deep by 48 cm high, which is shorter than the maker's 51 cm with wheels\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - warranty: The store page states a 5\-year product warranty\.. Source: (guide), read 2026-10-05T14:20:27.213Z. - what it is: The maker describes it as a ride\-on suitcase for kids and a seat for adults, for ages 2 to 99, with a patented built\-in hip seat\.. Source: (guide), read 2026-10-05T14:21:43.865Z. - manual availability: MiaMily publishes downloadable PDF manuals, including one listed for the Original Collection \(the collection the Carry On Original belongs to\)\.. Source: (manual), read 2026-10-05T14:21:54.209Z. - seat weight limit: The size guide's table gives the Carry On a seat capacity of 100 kg, matching the 220 lb figure\.. Source: (manual), read 2026-10-05T14:21:55.536Z. - seat support for a child: The reviewer reports the toddler rode on it with a sturdy seat and back support holding the child in place, and that the lap belt can be clipped on, or left off for an older child who balances well\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - seat use: The seat flips up to carry a child or secures down flush so the case looks like ordinary luggage, and children can sit facing forwards or backwards depending on whether the handle is pushed or pulled\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - capacity and weight: The listed capacity is 43 litres and the listed weight is 4\.3 kg\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - structured data identification: The store page's structured product data gives the product GTIN 810020040821 for this Charcoal Grey listing\.. Source: (guide), read 2026-10-05T14:20:27.213Z. - seat weight limit: MiaMily states the seat supports up to 220 lbs \(about 100 kg\)\.. Source: (guide), read 2026-10-05T14:21:43.865Z. - dimensions and weight: The size guide gives the Carry On as 51 × 38 × 29 cm including wheels \(20 × 14\.9 × 11\.4 in\), 4\.3 kg and 43 litres\.. Source: (manual), read 2026-10-05T14:21:55.536Z. - adult use: The seat takes an adult up to 220 lb, so a parent can sit on it when airport seating is full\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - included belt: The optional lap belt is removable but the reviewer found it flimsy and does not use it, preferring to raise the handle once the child is seated; this differs from the other blog, where the belt was used\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - materials: The materials are a polycarbonate hard shell, a polypropylene built\-in seat and a polyester interior lining\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - maker's description: The maker describes the Charcoal Grey carry\-on as a sleek, practical solution for family travel with belongings secure and easily accessible\.. Source: (guide), read 2026-10-05T14:20:27.213Z. - variant identification: The maker's own product page carries the Charcoal grey colourway as 'Carry On Original \- Charcoal grey' with barcode 810020040821, matching the store's barcode for this listing\.. Source: (guide), read 2026-10-05T14:21:43.865Z. - warranty \(conflicting\): The MiaMily Australian size guide header instead advertises a limited lifetime warranty, which conflicts with the 5\-year warranty on the store page and in both blogs\.. Source: (manual), read 2026-10-05T14:21:55.536Z. - long\-term durability: After two years and many trips the reviewer still considers it their most useful travel item, saying it has saved their back and helped make tight connections\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - durability: The exterior has held up well to bumps, drops and general airport handling\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - materials: The built\-in seat is polypropylene and the interior lining is polyester\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - cabin fit warning: MiaMily advises checking your carrier's dimensions before flying because airline cabin policies and weight limits vary, especially on Australian domestic carriers\.. Source: (manual), read 2026-10-05T14:21:55.536Z. - scratch resistance: The reviewer reports the hard shell scuffs less easily than the Away and Monos cases they had been using\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - build quality: The reviewer found it sturdier than other ride\-on suitcases they had tried\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - cabin fit: The case is described as fitting in most overhead compartments\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - child seatbelt: The size guide's table lists a child seatbelt as included on the Carry On\.. Source: (manual), read 2026-10-05T14:21:55.536Z. - poor surfaces: It does not perform optimally on carpeted or uneven surfaces, and the small wheels cannot match a stroller's manoeuvrability or shock absorption\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - wheels on smooth floors: It glides so freely on airport tile that it can spin a full 360 degrees unintentionally, and the adjustable handle has several stops for different parent heights\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - lock: It has a universal built\-in TSA slider\-style lock\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - riding safety: Riding needs a child who sits unassisted, a fastened belt and supervision\.. Source: (manual), read 2026-10-05T14:21:55.536Z. - cabin fit: It fitted into every overhead bin the reviewer tried except the small two\-seats\-per\-row plane bins\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - wheels on carpet: It slows significantly on hotel carpet, though this is not a problem on tile\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - shell finish: The exterior has an anti\-scratch texture intended to protect the case from most exterior scratches\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - closing mechanism: The reviewer notes the easy\-open and close clasp instead of a zipper as one of the case's good points\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - cabin fit: The reviewer had no overhead\-bin problems on domestic flights and reports it is carry\-on compliant for most airlines\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - wheels: It runs on 360° wheels\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - capacity: The interior is described as having a nice amount of room, with a baby carrier shown inside for scale\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - boarding: It fits down an aircraft aisle but not with a rider, so the child has to get off before boarding\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - what is included: A seatbelt for the child is included with the suitcase\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - attention in airports: Several people per trip, including security staff, commented on the clever design when it was taken through airports\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - opening and lock: It opens with a clasp rather than a zip and has a TSA\-approved combination lock\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - seat features: The seat back has a bag hook, and the attached seat pack turns the luggage into a ride\-on seat or storage space\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - warranty and value: The reviewer says the price feels high but that it is clearly a quality product, and notes a 5\-year warranty rather than a lifetime warranty\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - capacity: The 43\-litre interior has a compression system; the reviewer fitted five days of their own clothing on one side and in\-flight essentials on the other\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - storage use: When travelling without a child, the seat can be used to hold a nappy bag, travel bag or briefcase\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - colours: It comes in a range of colours including pink, red, champagne gold and forest green, as well as blacks and greys\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - internal closure hooks: Two internal hooks that are part of the closure get in the way when unzipping that side, and once caught the reviewer's finger\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - design origin: The design is described as patented Swiss design\.. Source: (listing), read 2026-10-04T20:14:34.174Z. - handling with a child aboard: The reviewer found it helpful for manoeuvrability in terminals, when de\-boarding, queuing to board and going from the curb to check\-in, and their child asked to ride on it\.. Source: (blog, Parenthood Adventures, published 2026-07-28), read 2026-10-05T14:22:11.131Z. - child appeal: Children want to sit on it and sometimes argue over whose turn it is, and it removes the need to bring a stroller through the airport for ages 2 to 6\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - who it suits: It is most useful for toddlers and preschoolers aged about 2 to 6, solo parents and children who tire on long walks; families with a child over five or a very tall child may get less long\-term use\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. - comparison with JetKids BedBox: Compared with the JetKids BedBox it has a higher seat weight limit \(220 lb against 77 lb\) and a bigger 43 L capacity against 20 L, but the JetKids converts into an in\-flight leg rest or bed\.. Source: (blog, Feathers and Stripes, published 2025-11-23), read 2026-10-05T14:22:17.856Z. The full evidence pack, with every citation, source and gap: [evidence pack](/agent/evidence/babykingdom-com-au--miamily-carry-on-luggage-18in-43ltrs-charcoal-grey) ## 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, the spec sheet, blogs and the recall records of CPSC \(United States\) and Health Canada and searched for regulator recall notices, owner reviews, owner forums and video reviews. 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. - Does the ride\-on seat pack arrive already fitted, or must it be installed? - What tools, if any, are needed to set it up? - How thick and rigid does the polycarbonate shell feel in the hand? - Does the shell's colour or coating rub off with heavy use? - Is there a height limit for a child using the ride\-on seat? - Can the child seatbelt be reordered if it is lost or damaged? - How should the shell, seat and lining be cleaned and cared for? - What exactly is in the box besides the suitcase and child seatbelt? - What does the warranty actually cover? - Are replacement wheels or other spare parts available if the wheels break? - Does it fit Qantas or Jetstar cabin baggage limits? - Is the child seatbelt certified to any child\-restraint safety standard? To buy this through RoboTrunk, pass merchant `babykingdom-com-au`, product_id `gid://shopify/Product/9191575421160` and one variant_id from the list above. Product image of MiaMily Carry On Luggage 18in \(43ltrs\) Charcoal Grey, supplied by babykingdom\.com\.au: This product on babykingdom.com.au: Retrieved 2026-10-26T19:58:24.270Z 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. 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