#10 Cellophane Window Envelopes, 4-1/8″ x 9-1/2″, 24#, Side Seam Plasticleer Lookins with Pres-Stick, White (Box of 500). 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.