Grey Mailing Bags - 250 x 350mm + 40mm Lip. Pack of 100 Strong Self-Seal Waterproof Postal Polythene Envelopes. Tear-Proof & Durable Plastic Mailers For Secure Packing & Posting Wide Range Of Items. Ideal For Mail Order. Medium Size 10 x 14ins + 1.5in

Our grey plastic mailing bags offer an ideal postal packing solution for many different items including magazines pamphlets clothes and other non-fragile direct mail goods - especially as they are waterproof! Stronger than paper envelopes these Mail Tuff polythene mailers come in a wide range of sizes including extra large mailing bags and are made from top quality material to ensure the protection and security of your items. The self-seal polythene envelopes resist tears and punctures while the grey colour shields the contents from view during mailing. Because they are lightweight they help keep down postage costs too.