7 1/4 x 12 - #1 Self-Seal Reinforced Mailer 1000/Case 8x8 box Lightweight plastic construction featuring reinforced

Lightweight plastic construction featuring reinforced steel frame

Bins are long-lasting

books and catalogs

Lids can be fastened and locked for added security

7 1/4 x 12 - #1 Self-Seal Reinforced Mailer 1000/Case 8x8 box Lightweight plastic construction featuring reinforcedThese 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.