Reinforced Brown Envelopes Store and Ship Large Quantity of Documents These 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.
Gussetted mailers are ideal for bulky items that need tear resistant protection without cushioning.
