Blue Summit 9” x 12” Self-Seal Rigid Document Mailers Stay, 100 Pack of Flat White Cardboard Envelopes, “Do Not Bend”, 100 Mailing Envelopes for Businesses BSS-92588-002 or teachers

or teachers

Our office- and classroom-tested and cost effective 25-pack is ideal for stocking up so your office or classroom won’t run out of report covers

yet are heavy duty enough to stand up to repeated use in any home

waterproof 9 mil thick poly film that is backed by a synthetic rubber adhesive

and booklets

Blue Summit 9” x 12” Self-Seal Rigid Document Mailers Stay, 100 Pack of Flat White Cardboard Envelopes, “Do Not Bend”, 100 Mailing Envelopes for Businesses BSS-92588-002 or teachers100 pack of 9 x 12 inch Fiberboard Rigid Mailers with "DO NOT BEND" printed on the envelope. Strong adhesive on the peel and seal flap eliminates the need for extra glue or water. Features a tear strip design for easy opening. Made of 450gsm fiberboard helps prevent mailing contents from bending. Ideal for photos, art, certificates, A4 documents, catalogs, booklets, CDs and more. Perfect for mailing documents, photos, and other soft goods. Ideal for