{"type":"firestarter.listing","listing":{"id":"lst_ceDP_J1e","product_name":"The Comfy Strap by Thrupack","category":"Fanny Packs","description":"\nShips in 1-2 business days | Based in Norfolk, VA | Est. 2017\nTrue to its name, the Comfy Strap is soft, luxurious, fashionable, and best of all, it won’t chafe or rub your skin raw underneath backpack straps. Use it with any of the Summit Bum™ series. It works great on the hips or over the shoulder and under your pack straps.Made of 2\" elastane material, which is strong enough to hold the contents of your hip pack, with a little bit of stretch so it rides comfortably.\nFeatures:\n\nAdjustable\nSoft\nSecure\n\n_______________________________________________Specs\nWidth: 2\" | 5cm\nSizing:\n\n\nX-Small: 22\" - 26\" | 56cm - 66cm\nSmall: 26\" - 30\" | 66cm - 76cm\nMedium: 30\" - 34\" | 76cm - 94cm\nLarge: 34\" - 36\" | 94cm - 91cm\n\nWeight: 2.2oz | 62g (medium)Materials:\n\nPolyester\nElastane\nYKK heavy-duty buckle\nMil-spec nylon webbing\n\nMade in the U.S.A.","images":["https://cdn.shopify.com/s/files/1/0537/1177/products/The_Comfy_Strap_by_Thrupack.png?v=1749490032","https://cdn.shopify.com/s/files/1/0537/1177/products/The_Comfy_Strap_by_Thrupack_1.png?v=1749490043","https://cdn.shopify.com/s/files/1/0537/1177/products/The_Comfy_Strap_by_Thrupack_2.png?v=1749490059"],"price":16.99,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:46.210Z"},"share_url":"https://firestarter.network/l/lst_ceDP_J1e","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_ceDP_J1e' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy The Comfy Strap by Thrupack' and a budget_max comfortably above $16.99 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."]}}