Discover reliable protection for your mailing and packaging needs with our 10x13 Inch 100 Pcs White Poly Mailers Self-Seal Shipping Bags. Designed for small businesses, apparel packaging, and secure delivery, these express envelope bags offer high privacy and reliable moisture resistance. Manufactured from lightweight poly material with a self-adhesive seal, they provide convenient handling and peace of mind during transit. Key Features and Benefits Our express mailer envelopes combine functionality and durability to support your daily shipping operations efficiently. Features include: Self-adhesive seal for fast, secure packaging without needing extra tape Waterproof, dustproof, tear-resistant, and puncture-resistant construction High privacy opacity to keep contents completely hidden Lightweight material that helps minimize shipping weight and postage costs Technical Specifications Review the detailed physical and manufacturing specifications of these poly mailer bags: Product Name: Poly Material Custom Mailing Bags / Express Envelope Bags Size Options: 6x9 Inch, 10x13 Inch, 12x15.5 Inch, 14.5x19 Inch (Customized available) Material: Poly Thickness: 1 mil up to 4 mil / 50-200 microns Sealing & Handle: Self-adhesive Seal Application: Mailing Ad Packaging, Delivery Package Industrial Use: Apparel Place of Origin: Guangdong, China Ideal Use Cases These versatile poly mailers are engineered for diverse professional and commercial applications. They are frequently utilized for shipping apparel, clothing items, promotional advertising materials, soft goods, and e-commerce orders that require dependable protection against dust and moisture. Frequently Asked Questions Are these poly mailers waterproof? Yes, these mailers feature waterproof and moisture-resistant construction to help keep your items safe from the elements during transit. How do you seal the bags? Each bag comes equipped with a convenient self-adhesive seal, allowing you to peel and press to close securely. What items can be shipped in these bags? They are primarily designed for apparel and soft goods packaging, as well as general delivery and mailing ad packages. Are different sizes available? While this specific configuration is provided in the 10x13 inch size, the product line supports various sizes ranging from 6x9 inch to 14.5x19 inch.
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