4-1/8" x 9-1/2" ( 4.125" x 9.5" ), Cellophane Window Envelope, A Style Window 1-1/8" x 4-3/4" Window Size, 3/4" From Left, 1/2" From Bottom, Western Sulphite, White Sulphite Paper, SFI Certified, Vellum Finish, Side Seam, Flap Extended, Pres-Stik Seal, 500 Qty / Box, 2000 Qty / Ctn, 7 lbs. per Box