It is very suitable for professional or private use, to send goods and items to customers, family or friends safely and reliably. Colour: white on the outside, black and brown on the inside, the pouch has good toughness, is lighter, waterproof and the corners are not easy to break, so it is perfect for carrying and packaging. High Viscosity white plastic envelopes Postal bag specification: 60 white pouches, 42 x 52 cm + 5 cm sealing, suitable for the perfect packaging of books, T-shirts, clothes, shoes, shirts, small boxes, suitable for small and medium-sized items with less plastic smell. Plain Plastic Courier Bags Shipping Bags Strong Thick Mailing Bags wit Mailing Bags For Clothes Vinted Ilauke Pack Of 60 White Plastic Mailing Bags, Large Postal Envelopes, 42 X 52 Cm 5 Cm Flap, Waterproof And Tear-Resistant Postal Bags Large Postage Bags Waterproof bag shipping: The transport bag is waterproof, which can ensure that your mail is sent to the customer safely and that the transported items are dry and stored. 50PCS Plastic Mailer Envelopes Storage Bag With Se... – Vicedeal Therefore, our mail is very sticky and does not require any additional reinforcement! High viscosity white plastic envelopes: The width of the ribbon is 1 cm.