{"type":"firestarter.listing","listing":{"id":"lst_-hCHEXA5","product_name":"High Performance High Warmth Long Sleeve Running Shirt","category":null,"description":"High-Performance Heavyweight Athletic Shirt\nConquer the chill with the Orange Mud High-Performance Heavyweight Athletic Shirt. Designed for optimal warmth and comfort, this shirt is your go-to for cooler weather workouts and adventures.\n\nEnhanced Warmth, Superior Breathability\nCrafted from advanced, heavyweight yet breathable fabric, this shirt provides exceptional warmth without compromising airflow. It keeps you comfortable and dry, even during intense activity in colder conditions.\n\nEngineered for Movement\nThe athletic fit offers unrestricted movement, adapting to your body's natural motions. Whether you're running, cycling, or tackling outdoor challenges, this shirt is built to support your active lifestyle while providing essential thermal regulation.\nSizing is unisex.\nFabric: Cross Fleece, weight 230gsm\n\n  Frequently Asked Questions\n\n  \n    Is this shirt suitable for very cold weather?\n    \n      Yes. The High Performance High Warmth Long Sleeve Running Shirt is\n      constructed with heavyweight, breathable fabric designed to keep you\n      warm in cool to cold conditions without causing overheating during activity.\n    \n  \n\n  \n    How does the sizing work?\n    \n      This shirt features a unisex athletic fit. For a more relaxed feel\n      or to allow layering underneath, consider sizing up. Please refer\n      to the size chart for accurate measurements.\n    \n  \n\n  \n    Can I use this shirt for running, cycling, or other outdoor activities?\n    \n      Absolutely. Engineered for performance and freedom of movement,\n      it adapts to your body’s motion, making it ideal for running,\n      cycling, trail adventures, and other high-intensity outdoor activities.\n    \n  \n\n  \n    How should I wash and care for this shirt?\n    \n      Machine wash cold with like colors and tumble dry low or hang to dry.\n      Avoid fabric softeners to preserve breathability and maintain the\n      integrity of the performance fabric.\n    \n  \n\n  \n    Is this shirt lightweight despite it","images":["https://cdn.shopify.com/s/files/1/0181/5183/products/orange-mud-llc-high-performance-high-warmth-long-sleeve-running-shirt-1052755119.jpg?v=1738953535","https://cdn.shopify.com/s/files/1/0181/5183/products/orange-mud-llc-xxs-high-performance-high-warmth-long-sleeve-running-shirt-1052755117.jpg?v=1738953529","https://cdn.shopify.com/s/files/1/0181/5183/products/orange-mud-llc-high-performance-high-warmth-long-sleeve-running-shirt-1052755116.jpg?v=1738953525","https://cdn.shopify.com/s/files/1/0181/5183/products/orange-mud-llc-high-performance-high-warmth-long-sleeve-running-shirt-1052755118.jpg?v=1738953532"],"price":74.95,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:45.151Z"},"share_url":"https://firestarter.network/l/lst_-hCHEXA5","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_-hCHEXA5' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy High Performance High Warmth Long Sleeve Running Shirt' and a budget_max comfortably above $74.95 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."]}}