White Square Flap Catalog Mailers in 9.5 X 12.5 Size, 100-Box Pack, with Dupont Tyvek, #12 1-2, and Redi-strip Closure

Quality Park® Survivor® Catalog Mailers are made with durable 14-lb DuPont™ Tyvek®, which is strong enough to withstand the most grueling conditions. The material is puncture, tear and moisture resistant—virtually indestructible. Yet, it is still lightweight which can provide a savings on shipping costs. These white mailing envelopes feature an easy Flap-Stik® closure which requires no moisture for a secure seal and a release strip for quick, easy opening. Seam Type: Center; Flap Type: Square; Trade Size: #12 1/2; Security Tinted: No.