Tyvek® FLAT ENVELOPES Open End, Peel & Seal - Blank 500/Carton, Flaps Folded Tyvek SUB 14Tyvek envelopes come with an easy to use Peel & Seal closure. This is a nifty soft packaging solution for almost any item that fits. eCRATER sellers and small businesses across the country like our products for protecting / shipping documents, artwork, coins, and other items. The term "Sub 14" refers to the substrate weight. If you would like your order custom printed with up to 4 colors send me a note and I will respond with special pricing.Open End Tyvek Envelope SpecificationsSize: 7.5" X 10.5"closure: self seal zip stick adhesiveType: Catalog open endQuantity: 500 per cartonweight: SUB 14Cost: $152.00(500)Substrate: DuPont TyvekCountry of Origin: All of our products are made in the United States of America.Discount: Multiple carton discounts. Make an offer now.Shipping: Free Fedex Ground to continental United StatesAdditional Services: Custom printing up to 4 colors. Ask for details.Not sure? Ask for a free Tyvek Envelope sample now.Be sure to add me to your favorites list!Need a different size or substrate? Check out my other items!