Moisture- and rip-resistant mailer made of DuPont™ Tyvek® delivers heavyweight protection. Expandable design is ideal for shipping bulky contents like books, binders and reports. Flap-Stik® closure provides a secure, peel-and-press seal. Envelope/Mailer Type: Catalog/Booklet; Envelope Size: 10 x 13; Closure: Self-Adhesive; Trade Size: #97. Specifications
