No. 12 White C Window Envelopes, 4-3/4" x 11", Western Sulphite® 24-lb White Wove with Vellum Finish, SFI Certified - Box of 500 Envelopes

No. 12 White C Window Envelopes, 4-3/4" x 11" Western Sulphite® 24-lb White Wove with Vellum Finish White Sulphite (SFI Certified), 92% Brightness, Vellum Finish, Diagonal Seams Poly Window C: 1-1/8 x 4-1/2 - 7/8 left - 1/2 bottom, Remoistening Seal, Boxed with Flaps Down Quality Mailing Products from Linton Mailing Supplies®