Lightweight, moisture- and rip-resistant mailers made of DuPont Tyvek help to reduce shipping costs.
Clean, crisp look conveys a professional image.
Flap-Stik peel-and-press flap seals securely.
Envelope Size: 6 x 9; Envelope/Mailer Type: Catalog; Closure: Self-Adhesive; Trade Size: #55.