Ship-Lite Redi-Flap Expansion Mailer, 1st Class, 10 x 13 x 1 1/2, White, 100/Box
Postage-saving, lightweight multi-layered paper mailer is significantly stronger than traditional paper designs. Moisture resistant finish protects contents from spills and inclement weather. Perforated Flap-Stik® closure is easy to seal and open. Expansion safely accommodates bulkier documents and items.