18 x 24 Self-Seal Kraft Rigid Mailer 50/Case Discount_5933550108762_10 The laminated fiberglass reinforcements protect

The laminated fiberglass reinforcements protect the bags against tearing

Bubble lining protects contents from damage while outer thermal material helps maintain a desired temperature

Sizes shown are OUTSIDE dimensions

Puncture resistant and water-repellent mailers are lightweight

5/16" bubble lined

18 x 24 Self-Seal Kraft Rigid Mailer 50/Case Discount_5933550108762_10 The laminated fiberglass reinforcements protectOur Kraft Rigid Mailers will not bend or crush your product. No tape or insert stiffeners needed. Our rugged, stiff fiberboard is ideal for photos, artwork, documents, diskettes, or certificates. Our Stayflat Rigid Mailers are made from . 028 kraft chipboard.