Product details:

Quality Park Type White Plain Expansion Envelope measures 10 in x 13 in x 1-1/2 in and features an open end style with a flap-stik closure. It is perfect for the security of oversized items and is an ideal alternative for costly carton. It is made of heavyweight tyvek that will not rip, tear or puncture and the water resistant envelope is easy to use by simply peeling & sealing.