3-3/8" x 6" ( 3.375" x 6"), Open End Coin Envelope, No Window, Western Sulphite, White Kraft Paper, SFI Certified, Vellum Finish, Center Seam, Flap Down, Remoistening Seal, 500 Qty / Box, 5000 Qty / Ctn, 4 lbs. per Box