13 x 19" Grey Mailing Bags Self Seal Polythene Parcel Shipping Bags  
 
Tamper-Proof & High-Quality Mailing Bags :-  These polythene mailing bags are designed to be tamper-proof once sealed, they cannot be opened without tearing, providing added security during transit. Made from lightweight yet durable polythene.
 
Strong Self-Sealing Strip :- Each mailing bag features a secure peel-and-seal adhesive strip. Once sealed, it forms a strong, permanent bond that cannot be opened without damage eliminating the need for extra tape or reinforcement.
 
Reliable for General Shipping :- These self-seal postal bags are perfect for shipping and packaging non-fragile items such as documents, forms, brochures, and other flat goods that do not require additional padding.
 
Multipurpose Usage :- Ideal for mailing clothing items such as t-shirts, dresses, jackets, and tops. These grey poly mailers are also suitable for shipping books, DVDs, office supplies, and other everyday items.
 
Perfect for Business & Personal Use :- Whether you're running an eCommerce store or sending personal items, these polythene mailing bags provide a strong, lightweight, and secure solution for delivering your products to customers, family, or friends.