6×9, 10×13, 12×15.5 Poly Mailers Shipping Envelopes Plastic Mailing Bags Small pack self-seal 2.5 Mil Shipping Mailers Envelopes are the perfect packaging material to protect your products from moisture during shipping while also setting your business apart with a clean style. Just add your custom label. Mailers are Moisture resistant, Puncture resistant, Tamper evident and Tear resistant. The inner lining is silver which further protects the contents of your mailer. Plastic mailer envelopes are commonly used for shipping a wide variety of individual goods like Paper works, PS2, PS3, PS4 Game Cases, XBOX Game Cases, Nintendo Game Cases, Controller Thumb Grips, Plastic Items, CD’s, small books, apparel, accessories, fabrics, glows, sweaters, hoodies, t-shirts, shoes, less fragile products, cosmetics, vitamins, etc. Free Shipping / Free Return / Fast ShippingPlease refer to pictures for more details.