7 x 12 White Poly Mailer Envelopes Shipping Bags with Self Adhesive, Waterproof and Tear-Proof Postal Bags - 100pc

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Poly mailers are lightweight, durable envelopes designed for shipping documents and soft goods. These 7 x 12 inch mailers come in a 100-piece pack with waterproof, tear-proof polye… More
Poly mailers are lightweight, durable envelopes designed for shipping documents and soft goods. These 7 x 12 inch mailers come in a 100-piece pack with waterproof, tear-proof polyethylene material. Use by inserting items, peeling the self-adhesive strip, and sealing the flat rectangular pouch.
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Frequently Asked Questions

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How do I properly seal the poly mailers?

You seal the mailers by peeling off the adhesive strip and pressing it down. This self-adhesive closure ensures a secure and tight seal, keeping your contents safe during transit.

Are these poly mailers waterproof and tear-proof?

Yes, the poly material is both waterproof and tear-proof. This durable construction safeguards your items from moisture and physical damage during shipping.

What kinds of items are best suited for these poly mailers?

These mailers are designed for shipping documents, apparel, and small non-fragile goods. They are ideal for daily postal needs and mailing promotional items.

What are the dimensions of the poly mailers?

The mailers measure 7 x 12 inches. This size provides a standard, rectangular space suitable for various documents and small packages.

Are these poly mailers transparent, or are they opaque?

These mailers are white and opaque. They are not transparent, which helps maintain the privacy of your contents during mailing.

What are the limitations regarding the adhesive or material use?

The adhesive is formulated for reliable bonding, but extreme cold conditions may affect performance. They are best suited for lightweight, non-fragile goods.

How many poly mailer envelopes are included in this pack?

This pack contains 100 poly mailer envelopes.

Instructions / How to Use

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SHORT DESCRIPTION: Poly mailers (shipping envelopes) are lightweight, durable envelopes used for shipping soft goods and documents, measuring 7 x 12 inches. HOW TO SET UP: 1 Insert items into the envelope. 2 Peel off the adhesive strip. 3 Seal the envelope by pressing firmly. HOW TO USE: The self-adhesive closure ensures a tight seal. The pad may darken over time but remains functional. Waterproof material protects contents from moisture. IS IT SAFE: These envelopes are waterproof and tear-proof, protecting contents from moisture and tears during transit. CARE: Wipe surface with a dry cloth to maintain waterproof integrity. COMMON QUESTIONS: What if the envelope is exposed to moisture? The poly material is waterproof, protecting contents from rain and moisture. What if the envelope is damaged? The envelopes are made of tear-resistant polyethylene, making them more durable than standard paper envelopes. What if the size is unclear? These mailers measure 7 x 12 inches. What if the quantity is unknown? This pack contains 100 poly mailer envelopes.

Why this product

  • • WIDELY USE - These mailer bags are quite useful for soft items, such like T-shirts, blankets, scarves, or other non breakable items. They are definitely quite durable and the sticky strip sticks very well.
  • • DURABLE PROTECTION - Top-quality poly mailers are tear and puncture resistant. Even though poly mailers don't offer interior cushioning, they are made to withstand the rigors of the shipping process. A poly mailer is usually made of polyethylene but can also be made of heavy-duty nylon fibers. Poly mailers are a great choice for their high-strength design that keeps contents secure against moisture, chemicals, tampering, puncturing and tearing.
  • • WATER PROOF - The poly mailer are self-sealing for easy packing with a tamper-evident, super secure closure. Pressure sensitive adhesive provides a high strength, durable closure that is water and dirt resistant. The Plastic Mailing is thin, durable, and quite flexible, so they're very forgiving of weirdly-shaped contents, and it's easy to add in a bit of padding, like newspaper or bubble wrap, for extra protection.
  • • PROVIDES CONFIDENTIALITY - These poly mailers were white outer surface, black inner lining, so it looks like light grey color not a true bright white. The Mailing Bags used of opaque materials convenient for protect your privacy with a professional appearance.
  • • SAVE YOUR TIME AND SHIPPING COST - The poly mailer bags are good acceptable thickness for shipping soft-goods, and they are light enough to safe you some money on weight for shipping. The white mailing bags have a peel-off strip that is very sticky that will seal the bag very well, it's quick seal, no licking or water needed. The poly mailer bags are a good strong plastic shipping bag. If you have many orders need to post everyday, these plastic mailing bags perfect for you!

Description

Don't settle for cheap, low quality packaging. Our products go through rigorous quality testing to ensure quality standards. Flat poly bags are designed for shipping non-fragile items that need minimal protection during shipment or are already packaged within a protective material. They are commonly used for shipping soft goods like clothing and bedding or items packed within a protective package like prescription drugs and shoe boxes. - Exact dimensions are 17 x 30 cm & 2.7mil thick.

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