Letter Size Poly String Envelope with Expandable Gusset, 6pc Mix Colors Set(1green,1blue,2clear,1purple,1red), Water/tear Resistant-translucent Pack of 6 mix color string Envelopes 11.8 x 1.1 x 9.8 inches (Envelope colors exactly as shown on picture 1Green, 1Blue, 2Clear, 1Purple, 1Red) Made of thick and durable poly, Water and Tear Resistant, Professionally made with Vibrant colors! Expandable Gusset for large capacity (expand width 1.25'' inch), holds up to 200 standard sheets Fits U.S. Letter, Very durable string envelope keeps your important documents safe and secure. String closure for conveniently securing content, Translucent colored keep content visible