Discover high-quality black poly mailers designed for secure and private mailing, delivery packaging, and apparel transport. These durable express envelope bags feature a convenient self-adhesive seal and reliable protection against moisture, dust, and tears during transit. Product Overview Our poly mailing bags offer robust protection for your shipments while maintaining a lightweight profile to help reduce shipping costs. Designed for professional use, they provide excellent privacy and physical security for a wide variety of items. Self-adhesive seal for fast, secure closure without tape Waterproof and moisture-resistant construction Tear-proof, puncture-resistant, and dust-resistant material Lightweight design to minimize shipping expenses High privacy opacity for secure content delivery Technical Specifications Review the technical specifications for these poly mailer shipping bags: Product Name: Express Envelope Bags / Poly Material Custom Mailing Bags Application & Usage: Mailing Ad Packaging, Delivery Package Sealing & Handle: Self-adhesive Seal Material: Poly Feature: High privacy, environmentally friendly, waterproof, dustproof, safety, tear-resistant Available Sizes: 6x9 Inch, 10x13 Inch, 19x24 Inch, 14.5x19 Inch Thickness Options: 1 mil, 1.5 mil, 2 mil, 2.5 mil, 3 mil, 4 mil Customization: Silk screen printing, custom logo printing, embossing/debossing Use Cases These versatile mailers are ideal for e-commerce shipping, boutique apparel delivery, mailing promotional advertising materials, document dispatch, and everyday business logistics where secure, waterproof containment is essential. Frequently Asked Questions What items can I ship using these poly mailers? They are ideal for shipping apparel, soft goods, documents, and various non-fragile items requiring dependable protection against moisture and dust. Are these mailing bags waterproof? Yes, the poly construction provides waterproof and moisture-resistant protection to keep contents safe from rain and damp conditions during transit. How do I seal the envelope bags? Each bag features a convenient self-adhesive seal strip. Simply peel off the protective liner and fold over to create a secure, tamper-evident closure. Can I get custom printing on these poly bags? Yes, custom logo printing and silk screen printing options are available for customized orders.
Checkout happens on the official store. This page mirrors catalog facts in plain HTML for direct reading and crawlability.
