7 1/4 x 12 - #1 Reinforced Mailer 1000/Case cool shield bubble wrap Cardboard File Storage Boxes Are

Cardboard File Storage Boxes Are Stackable and Versatile

Specially formulated with food safe

Mailers are puncture

White Storage Boxes Are Crush Resistant

Our Stayflat Rigid Mailers are made from

7 1/4 x 12 - #1 Reinforced Mailer 1000/Case cool shield bubble wrap Cardboard File Storage Boxes AreThese 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.