{"type":"firestarter.listing","listing":{"id":"lst_U2Cn8kzE","product_name":"New Penvelope 3 Black Merlot Leather","category":"Pen Cases","description":" \n\n\nAdded in the new penvelope lineup is the smaller Penvelope Three. This is our smooth napa black leather complimented by our new merlot leather.  While unveiled at the March 2021 Online Pen Show, this will be a repeated production.\n\nThe three pen soft cloth inserts are removable, to help with easy in and out of pens. Each pen slot goes to nearly the bottom of the case to keep pens fully separated. These are the same slots sold with the glasses/pen case, and can be found here for for additional pieces, also with a dark brown option. \n\nFits pens large and small, as large as .7\" thick and 6\" tall. (note that our sometimes produced Model 66 will not fit as it's over 6\".)\n\nDimensions:\n\n5.65\" tall (144mm)\n2.63\" wide (67mm)\n1\" deep (25mm)\n\nWeight:\n\n2.4oz / 68 grams (without pens)\n\nTo buy additional pen inserts, visit this page: \n\nhttps://www.franklin-christoph.com/products/pen-case-inserts\n *Note that if you have pens made of ABS Plastic (Lamy Safari for instance) - that material can draw the dyes out of many fabrics and stain pens after long insertion in pen cases. ABS plastic is primarily used on inexpensive pens and is not an issue with most fine pens. ","images":["https://cdn.shopify.com/s/files/1/0023/7679/4187/products/NP3BlackMerlot.jpg?v=1616436572","https://cdn.shopify.com/s/files/1/0023/7679/4187/products/NP3612BlackMerlotCollection.jpg?v=1616436579"],"price":35,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:20.119Z"},"share_url":"https://firestarter.network/l/lst_U2Cn8kzE","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_U2Cn8kzE' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy New Penvelope 3 Black Merlot Leather' and a budget_max comfortably above $35.00 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."]}}