{"type":"firestarter.listing","listing":{"id":"lst_cn7biR1F","product_name":"Matt Heafy Signature FretWraps","category":"String Muters","description":"The professional string dampener used by thousands of guitarists and bassists worldwide is now available in this official Matthew Kiichi Heafy (MKH) Signature model! Enjoy the same simple and effective muting capabilities of FretWraps that Matt rocks live on stage and in the studio with his band Trivium. Check out the press release here and video demo below!\nMatt Heafy Signature FretWraps come in 1-packs of the following sizes:SM - Fits 6-string guitars or 4-string bassesMD - Fits 7-string guitars or 5-string bassesLG - Fits 8-string guitars or 6-string basses\nOfficially licensed by Matt Kiichi Heafy, guitarist and lead singer of metal band Trivium, and avid Twitch streamer.\nIs using FretWraps cheating? Read this article on Guitar Gear Finder!\nPatented: D1,027,020Other global patents pending and trademarks registered. Buy originals only.\n  \n    \n\n  \n    \n\n\n\n","images":["https://cdn.shopify.com/s/files/1/0931/2816/products/mkh-fretwraps1.png?v=1568341314","https://cdn.shopify.com/s/files/1/0931/2816/products/Matthew-K-Heafy3.jpg?v=1568341314","https://cdn.shopify.com/s/files/1/0931/2816/products/Matthew-K-Heafy12.jpg?v=1568341314","https://cdn.shopify.com/s/files/1/0931/2816/products/Matthew-K-Heafy13.jpg?v=1568341314","https://cdn.shopify.com/s/files/1/0931/2816/products/Matthew-K-Heafy16.jpg?v=1568341315","https://cdn.shopify.com/s/files/1/0931/2816/products/Matthew-K-Heafy19.jpg?v=1568341315","https://cdn.shopify.com/s/files/1/0931/2816/products/Matthew-K-Heafy44.jpg?v=1568341315","https://cdn.shopify.com/s/files/1/0931/2816/products/Matthew-K-Heafy47.jpg?v=1568341315"],"price":12.99,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:23.255Z","product_rating":null,"product_rating_count":0,"seller_rating":null,"seller_rating_count":0,"units_sold":0,"reviews":{"count":0,"top":[]},"videos":[]},"share_url":"https://firestarter.network/l/lst_cn7biR1F","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_cn7biR1F' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Matt Heafy Signature FretWraps' and a budget_max comfortably above $12.99 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."]}}