9 1/2 x 14 1/2 - #4 Reinforced Mailer 500/Case Discount_5933550108762_10 books and catalogs

books and catalogs

Sold and shipped flat in bundle quantities

Minimum 35% post-consumer recyled fiber

Sturdy construction withstands high usage

9 1/2 x 14 1/2 - #4 Reinforced Mailer 500/Case Discount_5933550108762_10 books and catalogsThese 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.