PROTECTING CONFIDENTIALITY: These poly mailers used of opaque materials convenient for protect your privacy with a professional appearance.SAVE YOUR TIME AND SHIPPING COST: These shipping bags are 2.5MIL thickness for shipping soft-goods, and they are light enough to safe you some money on weight for shipping.MULTIPURPOSE POSTAL BOUTIQUE BAGS: The packaging envelopes with wide size are useful for gift, such like book, T-shirts, blankets, scarves, or other tiny accessories etc. They are definitely quite durable and the sticky strip sticks very well.WATER PROOF & DURABLE SELF-SEALING CLOSURE: With a pressure-sensitive, self-adhesive strip that seals the mailing bag tightly, pressure sensitive adhesive provides a high strength, durable closure that is water and dirt resistant. Your packages will be received in tip-top condition.DURABLE PROTECTION: WiiGreen poly bags are tear and puncture resistant, keeps contents secure against moisture, chemicals, tampering, puncturing and tearing. WiiGreen Poly Mailers Making a Great First Impression Before Open Your Gift Poly mailers are a popular choice for all e-commerce businesses. Equipped with an adhesive strip for sealing. The packaging is both simple and fast, providing a great way to ship your goods. Not only are they quick and efficient, but they are also water-resistant and tamper-evident, allowing you to ship your items confidently. They are extremely cheap, lightweight, and take up less space than boxes.  Durable Shipping Envelopes These shipping envelopes are the perfect solution for shipping lightweight materials. With water and tamper resistance, and a self-sealing lip with a synthetic rubber adhesive, these provide a safe and secure way to ship your packages. Not only are these mailers secure, but they are also lightweight as well, resulting in savings during the shipping process. Whether shipping clothing, books, or pretty much anything that can fit in the (size) bag, you can ship confidently using these mailers. Disclaimer Size: Please confirm the measure of your staffed items before purchase; the product size is listed clearly in the production description. Also, ±0.5~1% tolerance is acceptable from the manufacturing perspective; if you require 100% accuracy, please consult our customer service to ensure our products meet higher standards. Color: Each product on the Amazon website is a representation of the actual product. We attempt to display product images as accurately as possible. However, due to lighting and different devices you might be using, the color in the image may vary slightly for the actual color of the product. Please review all the images of the product you desire BEFORE placing your order. If you have any questions about any of our products please feel free to contact us before ordering. Track Page Views WithAuctiva's Counter