{"type":"firestarter.listing","listing":{"id":"lst_keEflKX_","product_name":"Waistcoat | Linen | Navy","category":"Outerwear","description":"We're rethought the waistcoat. We've stripped it back and started again - understated sophistication and quality craftsmanship, no pockets, one outer fabric, clean tonal lining, adjustment at centre back, a clean look.\nOur navy linen waistcoat elevates the Percival suit with understated sophistication and quality craftsmanship. Layer it over a formal shirt - it's an instant polish, no blazer - a relaxed yet refined look. Premium linen fabric ensures comfort throughout the celebrations. A tailor made upgrade.\n \nBuild your perfect outfit and save 20% with the Suiting Outfit Builder\nMen's Linen Suit Waistcoat\n\n\nFeatures: Men's waistcoat, cut from a quality linen fabric, linen provides texture, breathability and a summer look and flow. Our linen waistcoat fits perfectly with Percival linen suiting, blazer and trouser. 3 button front, lined, adjustment at lower back. \n\nMaterial: 100% Linen\n\nColour: Navy Blue\n\nFit: Regular fit, with adjustable back. Some customers size down for a more fitted look.\n\nCare: Dry clean or hand wash, reshape whilst damp\n\nWant to see more? Check out the rest of the Suits Collection.\n\nMade in China\n\n","images":["https://cdn.shopify.com/s/files/1/1479/8488/files/PERCIVAL_MENSWEAR1_336bc3c2-71b4-4e57-918c-2e50050e5674.jpg?v=1777295266","https://cdn.shopify.com/s/files/1/1479/8488/files/PERCIVAL_MENSWEAR2_1597a541-0472-4e37-90b4-39d72dc0eadd.jpg?v=1777295237","https://cdn.shopify.com/s/files/1/1479/8488/files/PERCIVAL_MENSWEAR_f97a0069-360f-4a20-b0eb-682f32b38e6d.jpg?v=1777295251","https://cdn.shopify.com/s/files/1/1479/8488/files/Navy_Waistcoat_PERCIVAL_MENSWEAR4_a5a0c753-c126-4e96-835d-7f4999b34d51.jpg?v=1777288245","https://cdn.shopify.com/s/files/1/1479/8488/files/Navy_Waistcoat_PERCIVAL_MENSWEAR1_318c16c0-d3a4-438f-bf1e-212842263c2c.jpg?v=1777288158","https://cdn.shopify.com/s/files/1/1479/8488/files/Waistcoat_Linen_Navy.jpg?v=1770901643"],"price":160,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-18T20:30:17.391Z"},"share_url":"https://firestarter.network/l/lst_keEflKX_","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_keEflKX_' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Waistcoat | Linen | Navy' and a budget_max comfortably above $160.00 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."]}}