18 x 51 Long Poly Mailers 25/Case

These poly mailers are made from 4 Mil polyethylene. They have a self - seal closure at one end, making them easy to use. They're water - resistant, super lightweight, and puncture - resistant, perfect for protecting your items during shipping.

Using these poly mailers is a breeze. First, open the self - seal end of the mailer. Place your item inside and press the self - seal strip firmly to close it. When using, make sure your item isn't too large to fit properly. As for maintenance, store them in a dry place away from sharp objects to avoid punctures. That way, they'll be ready for your next shipping needs.