{"type":"firestarter.listing","listing":{"id":"lst_zVkkf8pP","product_name":"Serious Steel Fitness - Knee Sleeves (3-Ply Pull Tab / Easy on and off)","category":"Compression Sleeves","description":"\n  \nHeavy compression and rebound: Support knees and improve lifts, helping train legs with more stability than standard sleeves.\n  \nSewn-in pull tabs: Ensure quick on and off, so you can move between sets and keep training legs and knees without delay.\n  \nTriply ply elastic cotton: Withstand intense sessions and provide durable knee support for squats and other leg training.\n  \nSizes X-Small to XXX-Large: Ensure a precise fit at the kneecap; size down to deliver maximum compression for lifts.\n  \nSold in pairs: Provide balanced coverage for both knees to support consistent leg training and improve squat stability.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/SSF-Pull-Tab-Sleeves_Main-Image-On-White_Nov-2022_1.png?v=1780586320","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pull-tabkneesleeves-03.png?v=1780586320","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pulltabkneesleeves-06.png?v=1780586320","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pull-tabkneesleeves-04.png?v=1780586317","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/pull-tabkneesleeves-02.png?v=1780586317","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/Pull-Tab-Knee-Sleeve_Size-Guide-2022_2.jpg?v=1780586317"],"price":44.9,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:53.493Z"},"share_url":"https://firestarter.network/l/lst_zVkkf8pP","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_zVkkf8pP' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Serious Steel Fitness - Knee Sleeves (3-Ply Pull Tab / Easy on and off)' and a budget_max comfortably above $44.90 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."]}}