WEVCO856, Columbian Tyvek First Class Envelopes WEV CO856

Columbian Envelope TYVEK & Tear-Resistant Envelopes: Columbian Envelope CO856 Tyvek Envelopes, 1st Class, 10'' x 13'', 50/BX, White, WEVCO856, First Class Tyvek Envelopes are super strong, yet lightweight. Envelopes are moisture-resistant and tear-resistant. No-lick Grip-Seal Closure features makes them quick and convenient to use. 14 lb. Ideal for mailing letters and other written documents. UPC 26900908567