{"type":"firestarter.listing","listing":{"id":"lst_cWfB2IfJ","product_name":"Men's Ultraventure 4 Trail Running Shoes by Topo Athletic","category":"Shoes","description":"Ships in 1-2 business days | Based in Framingham, MA  | Est. 2013\nWide toe box and long-lasting comfort\nThe Topo Ultraventure 4 Trail Running Shoes deliver plush cushioning and a roomy toe box for all-day comfort. A lightweight ZipFoam™ midsole keeps every stride responsive. The Vibram® XS Trek EVO outsole provides reliable traction across varied terrain: from trail to road. Durable recycled mesh uppers with PU overlays add structure and longevity. Whether running or hiking high mileage, step confidently with the Ultraventure 4.\nFeatures: \n\nRoomy toe boxes give space for your toes to align in their natural position for better balance and comfort\nVibram® XS Trek EVO outsoles + specially designed lugs offer excellent multisurface traction and durability for mild to moderate trails and to transition easily from trail-to-road\n\nRecycled mesh uppers with an updated look and a strategically placed polyurethane print for added structure and durability\n\nSecure midfoot areas and heels keep you feeling nimble and agile\nOrthoLite® Performance insoles provide additional comfort with long-term resilience\n5mm drop platforms offer a generous amount of cushioning for optimal comfort and protection underfoot\nZipFoam™ midsoles provide a lightweight, responsive ride with a soft step-in feel!\n\n\n_______________________________________\nSizing:\n\n\n\nFoot Length (Heel-Toe) \nUS Men's\nEU\n\n\n9.8\" | 25cm\n7\n40\n\n\n10\" | 25.5cm\n7.5\n40.5\n\n\n10.2\" | 26cm\n8\n41\n\n\n 10.4\" | 26.5cm\n8.5\n42\n\n\n10.6\" | 27cm\n9\n42.5\n\n\n10.8\" | 27.5cm\n9.5\n43\n\n\n11\" | 28cm\n10\n44\n\n\n11.2\" | 28.5cm\n10.5\n44.5\n\n\n11.4\" | 29cm\n11\n45\n\n\n11.8\" | 30cm\n12\n46.5\n\n\n12\" | 30.5cm\n12.5\n47\n\n\n12.2\" | 31cm\n13\n48\n\n\n\n \nHeel-to-Toe Drop: 5mm\nHeel Stack Height: 35mm\nForefoot Stack Height: 30mm\nSupport: Neutral\nCushion: High\nUnderfoot Feel: Plush\nWeight: 10.4oz | 295g (US9 per pair)\nMaterials: \n\nUpper: Recycled mesh\n\nLining: Textile\nMidsole: ZipFoam (EVA/TPU blend)\nOutsole: Vibram XS Trek EVO\n\nMade in China\n","images":["https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticBlack_redangled.jpg?v=1756312335","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticgrey_greyangled.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticBlack_red.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticBlack_redsole.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticBlack_redtop.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticBlack_redinside.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticBlack_redlifestyle.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticgrey_greylifestylerunning.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticgrey_grey.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticgrey_greysole.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticgrey_greytop.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticgrey_greyinside.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticgrey_greylifestylerunning_2.jpg?v=1756312394","https://cdn.shopify.com/s/files/1/0537/1177/files/Men_sUltraventure4TrailRunningShoesbyTopoAthleticBlack_redlifestylerunning.jpg?v=1756312394"],"price":155,"currency":"USD","in_stock":true,"inventory_qty":229977,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:43.337Z"},"share_url":"https://firestarter.network/l/lst_cWfB2IfJ","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_cWfB2IfJ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Men's Ultraventure 4 Trail Running Shoes by Topo Athletic' and a budget_max comfortably above $155.00 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."]}}