No. 10 White C Window Envelopes with Wesco® Black Inside Security Tint, 4-1/8" x 9-1/2", White Sulphite 24-lb (SFI Certified) with Vellum Finish - Box of 500 Envelopes$$Office

SECURITY TINTED ENVELOPES - Wesco Inside Tint Adds Valuable Security for Confidential Business Documents No. 10 White C Window Envelopes with Wesco Black Inside Security Tint, 4-1/8" x 9-1/2" Poly Window C: 1-1/8" x 4-1/2", 7/8" Left, 1/2" Bottom White Sulphite 24-lb (SFI Certified) with Vellum Finish Diagonal Seams, Remoistening Seal, Boxed with Flaps Down, 500 Envelopes