** Tyvek USPS First Class Mailer, Side Seam, 10 x 13, White, 100/Box
$61.19 (as of September 11, 2018, 1:02 am)
** Lightweight, moisture- and rip-resistant mailers made of DuPontTM Tyvek® help to reduce shipping costs. Clean, crisp look conveys a professional image. Flap-Stik® peel-and-press flap seals securely. Envelope Size: 10 x 13; Envelope/Mailer Type: Catalog; Closure: Self-Adhesive; Trade Size: #97.