{"product_id":"white-tyvek-r-18lb-10-x-13-x-1-1-2-first-class-expansion-envelopes-with-peel-and-seal","title":"White Tyvek® 18lb 10 x 13 x 1 1\/2 First Class Expansion Envelopes with Peel and Seal","description":"\u003cp\u003eNeed a polished way to send thicker paperwork? JAM Paper White Tyvek® 18lb 10 x 13 x 1 1\/2 inch First Class Expansion Envelopes with Peel and Seal, forms, documents, booklets, contracts, and catalogs that should stay flat and organized in transit or storage. Made from durable 18lb Tyvek, these white envelopes resist tearing, moisture, and everyday wear, making them a dependable option for business mailing, office filing, and professional document handling. The crisp white finish supports a clean first class appearance, while the expansion design adds flexibility for school materials, office supply sorting, and creative organization. A peel and seal closure makes packing quicker and easier, so JAM Paper keeps larger mailings secure without adding fuss.\u003c\/p\u003e","brand":"JAM","offers":[{"title":"Default Title","offer_id":48169077440724,"sku":"PC1681FC","price":1.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/6983\/2404\/files\/pc1681fc.png?v=1784121626","url":"https:\/\/www.jampaper.com\/products\/white-tyvek-r-18lb-10-x-13-x-1-1-2-first-class-expansion-envelopes-with-peel-and-seal","provider":"JamPaper.com","version":"1.0","type":"link"}