White 100-Box Catalog Mailers in Size 12 X 15.5, Made of Dupont Tyvek with #15 1-2 Square Flap 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: #15 1/2; Security Tinted: No.