{"type":"firestarter.listing","listing":{"id":"lst_dWeDMiPI","product_name":"Bicep Blaster","category":"Accessories","description":"What You Need to Know About the Bicep Blaster\nTraining your biceps just got easier with the Bicep Blaster. Isolate your biceps by preventing your arms from moving and putting your elbows in place. Some people will use their deltoid/shoulder muscles, but the Bicep Blaster will concentrate your movements on the bicep muscle. By isolating your bicep muscle, it will get them working harder and you can really get some muscle growth. You can use it with a barbell or dumbbells.\n\nIsolate your bicep muscles with the Fringe Sport Bicep Blaster.\nAdjustable neck strap with neck pad.\nPadded elbow nooks, easy to clean and wipe down after your workout.\n\nHow To Use the Bicep Blaster\n\nPackage Contents and Specifications\n\n\nContents: 1 - Bicep Blast with Adjustable Neck Strap\n\nWeight: 2 pounds\n\nDimensions: 22.5 inches (straight across with bend) x 4 inches tall x 5 inches deep (2 inch bend around arm)\n\nStrap Dimensions: 40 inch total length with 7 inch long neck pad.\n\nWarranty: 1 Year¬\n","images":["https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106985545.jpg?v=1718674350","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106985615.gif?v=1718674371","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106985745.jpg?v=1718674332","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106985891.jpg?v=1718674338","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106985912.jpg?v=1718674341","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106986163-106986122.jpg?v=1718674365","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106986061.jpg?v=1718674346","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106986272.jpg?v=1718674355","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106986384.jpg?v=1718674361","https://cdn.shopify.com/s/files/1/0049/4272/files/Bicep-Blaster-Fringe-Sport-106986429.jpg?v=1718674358"],"price":49,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:45.321Z"},"share_url":"https://firestarter.network/l/lst_dWeDMiPI","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_dWeDMiPI' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Bicep Blaster' and a budget_max comfortably above $49.00 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."]}}