JAM Paper Plastic Open End Envelope with Button & String Closure - Letter Size (9 3/4" x 1 1/4" x 11 3/4") - Purple Frosted - 12 Envelopes per Pack Purple Frosted Open End Button & String Envelope Size: 9.75 x 1.25 x 11.75 Inches Quantity: 12 Envelopes per Pack Envelopes feature a poly Button & String closure | Water, Scratch, and Tear Resistant! Perfect for use as a portfolio/folder or for protecting and organizing work documents, personal files, memos, reciepts and the like!