WEVCO836, Columbian Durashield 1st Class Security Envelopes WEV CO836

Columbian Envelope Catalog Envelopes: Columbian Envelope CO836 Security Envelope, Grip-Seal, 1st Class, 12'' x 15-1/2'', WE, WEVCO836, Durashield First-Class Security Envelopes offer superior protection and security with a professional and unique slip-resistant textured surface. Features advanced multilayer poly construction that provides ultimate water, chemical, moisture, burst and tear resistance. Quick and convenient Grip-Seal closure. Perforated strip and security tinted. UPC 26900908369