Introducing our durable open side expansion mailers made from high-quality DuPont Tyvek material. These mailers feature a convenient square flap design with a reliable Redi-Strip closure for easy sealing. Measuring 10 by 15 inches, they are perfect for sending documents, catalogs, and other materials securely. Each carton contains 100 mailers to meet all your shipping needs.
Quality Park Products QUAR4630 Tyvek Open Side Expansion Mailers, 10x15 inches, White