10 1/2 x 16 - #5 Self-Seal Reinforced Mailer 500/Case soap box Sold and shipped flat in

Sold and shipped flat in bundle quantities

Constructed from carbon filled copolymer polypropylene

All of these Indestructo corrugated mailers / boxes are designed to create a professional appearance for shipment of your catalogs

The exterior is a white bleached paper designed for a professional

Constructed from 200# test B Flute corrugated

10 1/2 x 16 - #5 Self-Seal Reinforced Mailer 500/Case soap box Sold and shipped flat inThese envelopes are constructed from laminated fiberglass strands between kraft paper layers which adds extra tensile strength and superior protection against grease, water, and oil damage. The laminated fiberglass reinforcements protect the bags against tearing, puncturing, and abrasion. Being unpadded, these reinforced bags cost less to mail. Secure enclosure for mailing items that don't require cushioning.