Homewit 60pcs Plastic Mailing Postal Bag 14 x 18 Inch (350 x 450mm), Large Size Premium Postage Bags Self Seal Packing Packaging Postage Mail Sacks Envelopes Mailers - White

• Material: White postage mail bags are made of PE material, strong and durable, not easily punctured and damaged, waterproof. You can count on our mailer bags to keep your packages safe until they reach to destination even though in foggy or rainy days.
• Pack of 60 Self-Seal Mailer Bags: You will get 60 pcs postage bags. These mailing envelopes measure 4 x 18 Inch (350 x 450mm). These poly shipping mailers are lightweight and easy to ship.
• Self-Seal and Privacy-Protection: Strong post bags use stronger adhesive, with strips of consistent width up to 1cm. Simply peel and fold over to seal each package safely and securely. Once sealed, these bags are difficult to open, allowing your items to arrive safely without any chance of being opened or tampered with risk, protect your privacy.
• Good Tenacity: Mailing postage postal bags have good toughness and can withstand strong tearing, which can prevent the bag from tearing and puncture during transportation.
• Multi-Purpose: The packing polymailer is used for shipping, packaging, mailing. Perfect for clothes, shoes, jewllery, jeans, posting, mailing, packaging bags, shipping envelopes, Ideal for business and private use.ensure that your package is securely mailed to your customers, family, or friends.