Order Ziplock Mylar Bags online from YPC & get 100% free shipping anywhere in the USA. Mylar bags help keep your food products safe & fresh for a long time. These bags are durable and useful, good for sealing and waterproofing of food. It is made from a material called BoPET (biaxially-oriented polyethylene terephthalate). Read More: https://yourpackagingcompany.com/product/ziplock-mylar-bags/