Thule Summer Seat Liner | 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: 29 checked facts, research depth trimmed read, checked 2026-10-16T09:29:43.858Z, in the evidence pack.
• 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.
• 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 2026-10-20T19:29:27.892Z.
• 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.
• 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.
• Research from other stores: Coming soon: reading other stores' listings of the same product as research sources.

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. 29 checked facts, checked 2026-10-16T09:29:43.858Z. Research depth: trimmed read. Deep read: the store's own data and 6 outside pages (the store's own product page; maker page; manual; 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: CPSC and Health Canada recall searches returned only recalls for other Thule products (Chariot trailers, RideAlong bike seat, bike carriers, Sleek strollers, car seat adapter, and roof bike carriers); none is for the Thule Summer Seat Liner.

• variants: Store data lists Alaska Blue, Misty Rose, and Gray variants.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• SKU: Strolleria lists the Misty Rose SKU as 11200342.. Source: https://strolleria.myshopify.com/products/thule-summer-seat-liner (guide), read 2026-10-16T09:09:28.496Z.
• product name: The product is the Thule summer seat liner.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• variant: The Misty Rose color is model number 11200342.. Source: https://www.thule.com/fr-ca/strollers/strollers-accessories/thule-summer-seat-liner-_-11200342 (guide), read 2026-10-16T09:09:31.551Z.
• SKU: The store lists SKU 11200341 for Alaska.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• compatibility: Strolleria says it is compatible with a wide range of strollers, including Thule Shine, Urban Glide series, Glide 2, Spring, Sleek, and Chariot series.. Source: https://strolleria.myshopify.com/products/thule-summer-seat-liner (guide), read 2026-10-16T09:09:28.496Z.
• model number: The Soft Gray color is model number 11200343.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• color: Misty Rose is a color option.. Source: https://www.thule.com/fr-ca/strollers/strollers-accessories/thule-summer-seat-liner-_-11200342 (guide), read 2026-10-16T09:09:31.551Z.
• material composition: Store feed repeats shell 100% PET and padding 100% PU.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• dimensions: The liner measures 35 x 13 x 0.6 inches.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• compatibility: The French maker page lists the same compatibility list as the US page.. Source: https://www.thule.com/fr-ca/strollers/strollers-accessories/thule-summer-seat-liner-_-11200342 (guide), read 2026-10-16T09:09:31.551Z.
• installation: One store feed says it is easy to install and fits all Thule strollers.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• weight: The liner weighs 0.2 kg.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• care: Store feed says it is machine washable for easy cleaning.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• country of origin: It is made in China.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• protection: Store feed says it protects the Thule stroller from spills or accidents.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• shell material: The shell is 100% PET.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• breathability: Store feed says it uses breathable materials and moisture-wicking fabrics.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• padding material: The padding is 100% PU.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• reversible design: Store feed says it has a reversible design.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• compatibility: It is compatible with a list of Thule strollers including Sleek, Sleek 2, Shine, Spring, Spring 2, Charm, Urban Glide 2, Urban Glide 2 double, Urban Glide 3, Urban Glide 3 double, Urban Glide 4-wheel, Glide 2, Glide 3, Chariot Lite, Chariot Cross, Chariot Cross 2, Chariot Sport, Chariot Sport 2, and Chariot Cab.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• lightweight: Store feed says it is lightweight and easily fits on stroller seat.. Source: https://strolleria.myshopify.com/products.json (listing), read 2026-10-15T19:46:36.141Z.
• breathability: It uses breathable materials and moisture-wicking fabrics for comfort.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• reversible design: It has a reversible design for dual use.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• lightweight: It is lightweight and fits on the stroller seat.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• care: It is machine washable.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• installation: It is easy to install and fits all Thule strollers.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• protection: It protects the Thule stroller from spills or accidents.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.
• returns and guarantee: Thule offers 30-day returns, with exceptions.. Source: https://www.thule.com/en-us/strollers/strollers-accessories/thule-summer-seat-liner-_-11200343 (guide), read 2026-10-16T09:09:30.135Z.

The full evidence pack, with every citation, source and gap.

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 and the recall records of CPSC (United States) and Health Canada and searched for regulator recall notices, owner reviews, blogs, 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.

• How thick is the seat liner and how does it feel to the touch?
• Does the seat liner fit strollers from brands other than Thule?
• What tools are needed to install the seat liner?
• How exactly does the seat liner attach to the stroller?
• What is included in the box with the seat liner?
• How long is the warranty and what does it cover?
• What are the exact washing instructions and water temperature?
• Is there an age, weight, or height limit for using the seat liner?
• Are there any safety standards or certifications for this seat liner?
• Does the color or coating rub off or transfer to clothing?
• What tends to wear out or break first on the seat liner?
• Does the liner add bulk or interfere with the stroller harness?
• Can the seat liner be used in a car seat or on a pram?
• Are there any warnings specific to the seat liner?
• How well does the liner handle spills and stains in real use?

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.

Where the rest of this site is:

- /agent/story.md is what RoboTrunk is and how it works, in full.
- /agent/tools.json is every tool, its arguments and its answers.
- /agent/merchants is every store you can buy from through RoboTrunk.
- /products/ucp is every store's indexed products.
- /products/search is one search across every store, in plain words.

• What RoboTrunk is
• The tools and how to call them
• The stores you can buy from
• Every store's products
• Search every store at once