WEVCO752, Columbian Gripseal First Class Window Envelopes WEV CO752

Columbian Envelope Business Envelopes: Columbian Envelope CO752 Window Envelope, 1st Class, 28 Lb, 9'' x 12-1/2'', White, WEVCO752, Medical Claims Form Window Envelope works well for Medicare Form CMS-1500, Medicaid and other health insurance forms. No folding required. Security tinted for confidentiality. Quick and convenient Grip-Seal closure. UPC 26900907522