Color Suntan Kraft. Open End Catalog Envelopes, 10″ x 13″, 28#, Tan / Brown Kraft, Multi-Tak Seal (Box of 500). 10″ x 13″, Open End Catalog Envelope, No Window, Roptex, Tan/Brown Kraft Paper, Paper Color: Tan/Brown, SFI Certified, Vellum Finish, Center Seam, Flap Down, Multi-Tak, 500 Qty / Box, 500 Qty / Ctn, 27 lbs.