6" x 9-1/2" (6" x 9.5" ), Announcement Envelope, No Window, Ultra-White, Bright White Sulphite Paper (96% Brightness), SFI Certified, Vellum Imaging Finish, Side Seam, Flap Down, Remoistening Seal, Packaged in a Rigid, Non-Collapsible, Wrapped Box, 250 Qty / Box, 2500 Qty / Ctn, 7 lbs. per Box