Transparent 11'' x 8.5'' envelopes are made of environmental protection material PP, waterproof, tear resistant and keeping clean, features clear, you can get the files you need at a glance.
Features
Wear-resistant
Material: environmental protective PP
Type: Top-opening envelopes, hook and loop closure
Dimension: approx. 8 1/2 x11 2/5 inch
Application: great for file organized and storage, such as copy paper, office file, school file, photos etc.
Quantity: 30 packs