{"type":"firestarter.listing","listing":{"id":"lst_LzZwhF7m","product_name":"Custom Size Bags - Dry bags or stuff sacks","category":null,"description":".embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }\n\n\nCUSTOM SIZE Dry Bags - Food Bags - Stuff Sacks\nSIZING TIPS\n\nADD 4 INCHES to the length of Dry Bags and Dry Bags w/ hanging tab for the roll down.  We will not add that for you.  Stuff sacks are a little easier to figure out without adding extra length.\nAlways estimate bigger. The weight difference will be minimal. \nUse garbage bags or freezer bags to prototype your own bag. Easy to cut up and tape together. Don't stretch your prototype plastic as our fabrics do not stretch.\nIf you plan to use this as a food bag please select dry bag w/hanging tab. Buckles alone are not intended to to hung from.\n\nDETAILS\n\nYou may select Dry Bag, Dry Bag w/ hanging tab or Stuff Sack\nAll seams are taped and increased weather proofness. \nDimensions listed below are flat, unrolled dimensions of your bag. That's unrolled, laid flat, top to bottom, side to side. Please do not try and use dimensions of a full bag.\nCurrently only available in ultralight white Challenge D50T fabric. Comparable to 1.43oz Dyneema. We love this stuff!\nRound or flat bottom not available.\nDue to handmade manufacturing the final product size may vary slightly by up .5 (1/2) inches. Please keep this in mind.\nCustom size bags cost more than stock bags.  Each bag has to be cut and built to spec outside of our normal workflow.\nCustom size bags can not be returned for size reason. Please be sure what size you need.\n\nCustom printing on custom sizes currently not available. White only.\n\nCOSTS\n\nUse the CUSTOM SIZE IT button to select your options and get a price. Then ad to cart. That's it!\n\nChallenge D50T fabric\n\nChallenge DTRS75 Fabric is being replaced with Challenge D50T fabric.\nD50T fabric has a stronger and more durable waterproof lamination than DTRS75. it's also a q","images":["https://cdn.shopify.com/s/files/1/0528/9613/7401/products/custom-size-bags-dry-bags-or-stuff-sacks-9606673.jpg?v=1781230386"],"price":24,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:37.468Z"},"share_url":"https://firestarter.network/l/lst_LzZwhF7m","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_LzZwhF7m' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Custom Size Bags - Dry bags or stuff sacks' and a budget_max comfortably above $24.00 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}