{"type":"firestarter.listing","listing":{"id":"lst_RVGlZ_y2","product_name":"Men's Vert Micro Crew Ultra-Lightweight Sock by Darn Tough","category":"Socks","description":"\nShips in 1-2 business days | Based in Vermont | Est. 1978\nWhen stacking vert is the goal, you’ll reach for Darn Tough's Micro Crew Ultra-Lightweight Sock every time. Lightweight and fast with a yarn’s worth of mountain views, the new Men’s Vert is the epitome of functionality – mixed with fearless, long-lasting style.\nFeatures:\n\nPerformance fit: No slipping, no bunching, and no blisters\nArch support alleviates foot fatigue and bunching for long-running comfort with zero slippage\nEvery toe seam is closed using True Seamless™ Toe technology for an ultra-smooth, undetectable feel\n\nRunners enjoy Merino Wool's ability to dry quickly and move excess heat and moisture away from feet\nUltra-lightweight yarns create zero-bulk, zero-itch socks that feel like a second skin\nUnconditionally Guaranteed for Life \n\n_______________________________________________\nSpecs\nHeight: Micro Crew\nWeight: Ultra-Lightweight\nSizing:\n\n\n\n Size\nMen's\nWomen's\nEU\n\n\nSmall\n5.5-7.5\n7.5-9.5\n38 - 41\n\n\nMedium\n8-9.5\n10-11.5\n42 - 43\n\n\nLarge\n10-12\n12-14\n44 - 46\n\n\nX-Large\n12.5-14.5\n- \n47 - 49\n\n\n\n \nMaterials: 51% Merino Wool, 45% Nylon, 4% Lycra Spandex\nMade in the U.S.A.\n_______________________________________________\nWash and Care: Machine wash in warm water on gentle cycle with socks inside-out. Do not bleach. Tumble dry on low or hang dry. Do not dry clean.","images":["https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sVertMicroCrewUltra-LightweightWithCushionDarnToughLichen.jpg?v=1766000056","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sVertMicroCrewUltra-LightweightWithCushionDarnToughLichenworn.jpg?v=1766000056","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sVertMicroCrewUltra-LightweightWithCushionDarnToughLichenworn_2.jpg?v=1766000056","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sVertMicroCrewUltra-LightweightWithCushionDarnToughLichen_2.jpg?v=1766000056","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sVertMicroCrewUltra-LightweightWithCushionDarnToughLichen_3.jpg?v=1766000056","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sVertMicroCrewUltra-LightweightWithCushionDarnToughLichenlifestyle_2.jpg?v=1766000056","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sVertMicroCrewUltra-LightweightWithCushionDarnToughLichenlifestyle.jpg?v=1766000056"],"price":22,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:42.960Z"},"share_url":"https://firestarter.network/l/lst_RVGlZ_y2","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_RVGlZ_y2' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Men's Vert Micro Crew Ultra-Lightweight Sock by Darn Tough' and a budget_max comfortably above $22.00 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."]}}