{"type":"firestarter.listing","listing":{"id":"lst_x4AVLw8F","product_name":"Men's Plain White T Shirt | Regular Fit | Organic Cotton","category":"Jersey","description":"The Everyday Heavyweight Tee. Not all heroes wear capes. Some just wear a really good white T-shirt. This one’s made in Portugal from 100% organic cotton — thick, soft, and built to last. It’s got a regular fit, no logos, no fuss, just clean lines and heavyweight jersey. Great under things, great on its own, great when you don’t want to think too hard. A blank canvas for your daily masterpieces (or your coffee shop runs).\n\n\n Men's Heavyweight Cotton T Shirt in White\n\n\nFeatures: Men's Plain Heavyweight T Shirt in a Regular Fit. Made from 100% organic cotton, featuring a ribbed reck and refined shoulder shaping for a structured, flattering drape. This short sleeve white t shirt is durable enough for everyday wear and should be a staple for every wardrobe.\nMaterial: 100% Organic Cotton\nColour: White\nFit: Regular Fit\nWeight: 250 gsm Heavyweight T Shirt\nCare: Wash at 30°C. No tumble dry. See our T Shirt Guide for more information.\n\n\nWant to see more? Check the rest of our White T Shirts and T Shirts Collection. For further inspiration check out our New Arrivals.\n\nOur mission at Percival is always to make quality garments at prices that our demographic can afford. This means sometimes we make abroad at factories we trust. This item is made in Portugal from 100% GOTS Certified Organic Cotton.\n\nMachine wash 30 degrees, iron at low heat, no tumble dry, no bleach, no dry clean.\n\n \n","images":["https://cdn.shopify.com/s/files/1/1479/8488/files/PERCIVAL_MENSWEAR1_d741dedb-90b7-4cbc-b165-093188d52b91.jpg?v=1768000590","https://cdn.shopify.com/s/files/1/1479/8488/files/PERCIVAL_MENSWEAR2_72f80773-5422-43c2-82ad-5ccae7518b26.jpg?v=1768000543","https://cdn.shopify.com/s/files/1/1479/8488/files/PERCIVAL_MENSWEAR3_997ce83f-25b4-4110-a34b-e632c26191e3.jpg?v=1768000559","https://cdn.shopify.com/s/files/1/1479/8488/files/PERCIVAL_MENSWEAR_6025205d-c607-4d3d-84e2-34115f749c67.jpg?v=1768000577"],"price":67,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:18.128Z"},"share_url":"https://firestarter.network/l/lst_x4AVLw8F","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_x4AVLw8F' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Men's Plain White T Shirt | Regular Fit | Organic Cotton' and a budget_max comfortably above $67.00 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."]}}