Manufacturer direct bubble out bags Inside Dimensions 800 7 x 11.5 #4 - Starboxes Outside Dimensions 7 x 12 made with 3/16 bubble barrier for long-lasting waterproof cushioning High-performance protective layer of bubble cushion for storing or shipping fragile or sharp objects Bubble envelope has 1/2 self-adhesive lip seal providing a faster and tamperproof way to pack items Pack of 800 packing and shipping pouches that retain its form when subject to pressure or impact