{"type":"firestarter.listing","listing":{"id":"lst_gUe3d2kW","product_name":"Mariposa 60 by Gossamer Gear","category":"Backpacks","description":"\n\n\nShips in 1-2 business days | Based in Austin, TX | Est. 1998\nGossamer Gear's bestselling pack\nNamed for the butterflies that can travel 100 miles a day, this world-famous pack weighs a little and hauls a lot. Recycled Robic nylon resists cuts and tears. Ample pockets make organization a breeze. The Mariposa is sized for big trips, bear canisters, and serious mileage.\nAn S-curve harness and load lifters provide even weight distribution, and you'll enjoy Gossamer Gear's signature PVT Frame+Belt: an aluminum, closed-shape frame and pivoting hip belt that allow your pack to move with your natural gait for maximum comfort.\nFeatures:\n\n\nInternal frame: The PVT frame system is designed to maximize your comfort and help the pack to move with your natural gait. The frame is removable\n\n\nHip belt included: this hip belt hugs your body for optimum weight transfer. Pockets are included on both sides of the hip belt. The hip belt is removable\n\nLoad Lifters for improved performance and better carry\nS-curve harness\nFront stretch-mesh pocket\nTrekking pole attachments on the bottom of the pack\nLid pocket\nRoll top closure with a front closure system\nFour side gear loops on each side\nShoulder strap contains gear loops and an adjustable sternum strap \n\nHydration tube router  \n\nHeadphone port\nSide ice axe loop\nTough recycled Robic fabric\nRemovable SitLight pad\n\n\n_______________________________________________\nSpecs\n\nVolume:\n\n\nTotal: 60L\n\n\nMain pack body to bottom of the extension collar: 36L\n\n\nExternal Pockets: 7\nRecommended Load Capacity: 35lbs\n\n\nComfort 30lbs\n\n\nSizing:\n\n\nSmall: 16\" - 18\" torso | 40.6cm - 45.7cm\n\n\nSmall/Medium Curved PVT Hip belt: 28.5\" - 56” | 72.4cm - 142.2cm\n\n\nMedium: 18\" - 20\" torso | 45.7cm - 50.8cm\n\n\nLarge: 20\" - 22\" torso | 50.8cm - 55.9cm\n\n\nMedium Straight PVT Hip belt: 30\" - 57.5\" | 76.2cm - 146.1cm\n\n\n*See our backpack sizing page to learn how to fit a backpack\n*Small Mariposa comes with a S/M Curved Belt. The Medium and Large Mariposa come with a Medium Stra","images":["https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa_60_-_Green_by_Gossamer_Gear_2_41a6d0ea-3758-4588-b753-74c1ff628d91.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60-GreybyGossamerGear.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60-GreybyGossamerGear_3.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60-GreybyGossamerGear_2.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa_60_-_Green_by_Gossamer_Gear.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa_60_-_Green_by_Gossamer_Gear_3.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60byGossamerGear_2.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60byGossamerGear_3.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60byGossamerGear_4.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60byGossamerGear_5.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60byGossamerGear_6.png?v=1761772317","https://cdn.shopify.com/s/files/1/0537/1177/files/Mariposa60byGossamerGear.png?v=1761772317"],"price":315,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:44.344Z"},"share_url":"https://firestarter.network/l/lst_gUe3d2kW","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_gUe3d2kW' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mariposa 60 by Gossamer Gear' and a budget_max comfortably above $315.00 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."]}}