--- product_id: 286235392 title: "Poly Mailers 12x15.5 Inch Navy Blue 100 Pack Medium Shipping Bags #5 Strong Thick Mailing Envelopes Self Sealing Adhesive Waterproof and Tear Proof Boutique Packaging Postal for Clothing" brand: "ucgou" price: "āļŋ2431" currency: THB in_stock: true reviews_count: 13 url: https://www.desertcart.co.th/products/286235392-poly-mailers-12x15-5-inch-navy-blue-100-pack-medium store_origin: TH region: Thailand --- # Tear-resistant material 12x15.5 in size Waterproof design Poly Mailers 12x15.5 Inch Navy Blue 100 Pack Medium Shipping Bags #5 Strong Thick Mailing Envelopes Self Sealing Adhesive Waterproof and Tear Proof Boutique Packaging Postal for Clothing **Brand:** ucgou **Price:** āļŋ2431 **Availability:** ✅ In Stock ## Summary > ðŸ“Ķ Elevate Your Shipping Game with UCGOU! ## Quick Answers - **What is this?** Poly Mailers 12x15.5 Inch Navy Blue 100 Pack Medium Shipping Bags #5 Strong Thick Mailing Envelopes Self Sealing Adhesive Waterproof and Tear Proof Boutique Packaging Postal for Clothing by ucgou - **How much does it cost?** āļŋ2431 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/286235392-poly-mailers-12x15-5-inch-navy-blue-100-pack-medium) ## Best For - ucgou enthusiasts ## Why This Product - Trusted ucgou brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - â€Ē **Boost Your Brand:** Bright colors enhance visibility and customer satisfaction. - â€Ē **Stand Out in Style:** Navy blue color elevates your brand's aesthetic. - â€Ē **Unmatched Durability:** Thick polyethylene construction ensures your items stay safe. - â€Ē **Convenience at Its Best:** No extra packaging needed, saving you time and effort. - â€Ē **Weather-Proof Performance:** Self-sealing adhesive withstands all seasons. ## Overview UCGOU Poly Mailers are 12x15.5 inch navy blue shipping bags designed for durability and style. With a strong self-sealing adhesive and tear-proof, waterproof construction, these mailers ensure your items arrive safely while enhancing your brand's visibility. Perfect for small to medium businesses, they streamline your shipping process and add a touch of professionalism. ## Description UCGOU Poly Mailers 12x15.5 Inch Navy Blue 100 Pack Medium Shipping Bags #5 Strong Thick Mailing Envelopes Self Sealing Adhesive Waterproof and Tear Proof Boutique Packaging Postal for Clothing ## Features - Eye Catching Poly Mailers: The size of the bags is 12x15.5 inches. The navy blue is an attractive color that makes your products stand out of standard white poly mailers. With gray inner lining, these poly mailers are opaque. Used tear resistant material, UCGOU poly mailers can not only protect your privacy well during transportation, but also keep your goods arriving safely - Strong Self Sealing Adhesive: Our mailing envelopes is using four season adhesive, which can maintain strong stickiness throughout the year, even if the weather is very hot or cold. The strong stickiness prevents your items from being secretly replaced during transportation. The adhesive is covered with silver strip, which are easily peel off the strip and seal the bag - Sturdy and Durable Construction: The thicken shipping bags covers with polyethylene material, making them not easily punctured and damaged. Beside, the shipping bags features with excellent waterproof and tearing proof effects because of the reinforce sealing on the edge. They can keep your value stuff safely to destination even though using on foggy or rainy days - Convenient and Easy to Use: These poly shipping bags are the perfect choice for small and middle business for easily using with not require extra packaging material, which can improve your company productivity at work, save much time. It is very suitable to transport for makeup supplies, photos, magazine, books, hoodies, shoes, clothes and more - Enhance Brand Influence: Bright colors bring a lively atmosphere, which makes the items you transport more conspicuous and will not be easily lost. Beautiful colors can also make your customers happy and enhance your brand influence. We have been committed to making better products to serve our customers, so that their business can get better and better ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | UCGOU | | Brand | UCGOU | | Item Weight | 2.99 pounds | | Product Dimensions | 15.5 x 12 x 0.04 inches | | Item model number | AZ187 | | Color | Navy Blue | | Closure | Self-Seal | | Shape | Rectangular | | Material Type | Plastic | | Number of Items | 100 | | Size | 12x15.5 | | Manufacturer Part Number | AZ187 | ## Product Details - **Brand:** UCGOU - **Color:** Navy Blue - **Closure Type:** Self-Seal - **Material:** Plastic - **Number of Items:** 100 ## Images ![Poly Mailers 12x15.5 Inch Navy Blue 100 Pack Medium Shipping Bags #5 Strong Thick Mailing Envelopes Self Sealing Adhesive Waterproof and Tear Proof Boutique Packaging Postal for Clothing - Image 1](https://m.media-amazon.com/images/I/51VmZgTL91L.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Strong, Thick, and Look NIce! *by J***N on Reviewed in the United States on September 6, 2024* I'm a reseller, mostly clothing, and I really like these poly mailers. I have ordered them so many times. They are sturdy, thick, and I like the teal color. Makes them "pop" out from other mail that customers may receive. I recommend these! ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Perfect!! *by S***H on Reviewed in the United States on July 11, 2024* Love how sturdy these are and that they actually hold a good amount. Love the thickness and they stick really great! Very cheap in price and easy to ship my orders. ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Decent bags *by M***1 on Reviewed in the United States on August 15, 2024* I took a gamble and ordered these. I'm glad I did. The quality is exactly as it should be and they are thick enough to do the job well. But I run out I will re-order from the same company. ## Frequently Bought Together - UCGOU Poly Mailers 12x15.5 Inch Navy Blue 100 Pack Medium Shipping Bags #5 Strong Thick Mailing Envelopes Self Sealing Adhesive Waterproof and Tear Proof Boutique Packaging Postal for Clothing - UCGOU Poly Mailers 14.5x19 Inch Navy Blue 100 Pack Large Shipping Bags #7 Strong Thick Mailing Envelopes Self Sealing Adhesive Waterproof and Tear Proof Boutique Packaging Postal for Clothing - UCGOU Poly Mailers 10x13 Inch Navy Blue 200 Pack Shipping Bags #4 Strong Mailing Envelopes Boutique Packaging Postal Self Seal Adhesive Waterproof and Tear Proof Small Business for Clothes Books --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/286235392-poly-mailers-12x15-5-inch-navy-blue-100-pack-medium](https://www.desertcart.co.th/products/286235392-poly-mailers-12x15-5-inch-navy-blue-100-pack-medium) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-28*