Tyvek Flap-Stik Booklet Mailer, Contemporary, 9 x 12, White, 100/Box
Tyvek® mailer is significantly stronger and much lighter than any paper alternative. Horizontal, open side design makes content insertion and removal easy. Self-adhesive Flap-Stik® closure provides a secure, simple peel-and-press seal. Envelope Size: 9 x 12; Envelope/Mailer Type: Mailer; Closure: Self-Adhesive.