---
product_id: 647739786
title: "UCGOU Bubble Mailers 3.5x6.5 Inch Black 50 Pack Padded Envelopes Usable Size 3.5x5 Small Business Mailing Packages Self Seal Adhesive Waterproof Boutique Shipping Bag for Jewelry Makeup Supplies"
brand: "ucgou"
price: "HK$178"
currency: HKD
in_stock: true
reviews_count: 13
url: https://www.desertcart.hk/products/647739786-ucgou-bubble-mailers-3-5x6-5-inch-black-50-pack
store_origin: HK
region: Hong Kong
---

# Waterproof & tearproof All-season strong seal Opaque privacy shield UCGOU Bubble Mailers 3.5x6.5 Inch Black 50 Pack Padded Envelopes Usable Size 3.5x5 Small Business Mailing Packages Self Seal Adhesive Waterproof Boutique Shipping Bag for Jewelry Makeup Supplies

**Brand:** ucgou
**Price:** HK$178
**Availability:** ✅ In Stock

## Summary

> 📦 Secure, sleek, and stress-free shipping—because your brand deserves the best!

## Quick Answers

- **What is this?** UCGOU Bubble Mailers 3.5x6.5 Inch Black 50 Pack Padded Envelopes Usable Size 3.5x5 Small Business Mailing Packages Self Seal Adhesive Waterproof Boutique Shipping Bag for Jewelry Makeup Supplies by ucgou
- **How much does it cost?** HK$178 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/647739786-ucgou-bubble-mailers-3-5x6-5-inch-black-50-pack)

## 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

- • **Seal That Stays Put:** Four-season adhesive ensures your shipments stay securely sealed, no matter the weather.
- • **Privacy-First Packaging:** Opaque black bubble mailers with gray inner lining keep your valuables hidden from prying eyes.
- • **Streamline Your Shipping:** Self-seal design saves time and eliminates the need for extra packaging materials—perfect for busy entrepreneurs.
- • **Built to Brave the Elements:** Durable polyethylene construction resists punctures, tears, and water for worry-free delivery.
- • **Elevate Your Brand Presence:** Sleek black design adds a boutique touch that impresses customers and boosts brand recognition.

## Overview

UCGOU Bubble Mailers are compact 3.5x6.5 inch padded envelopes designed for small business shipping. Featuring opaque black exteriors with privacy-protecting gray inner lining, strong all-weather self-seal adhesive, and durable waterproof polyethylene construction, these 50-pack mailers safeguard jewelry, makeup, and other valuables while enhancing brand appeal with a professional boutique look.

## Description

Full description not available

## Features

- Opaque Poly Bubble Mailers: The black bubble mailers outer size is 3.5x6.5 inch, while the inner size is 3x5 inch. With full air bubbles, our bubble mailers can protect your value products from damage caused by external impacts. The inner lining is using gray film, even if there is strong light, the items in the bag cannot be seen, which can protect your privacy well
- Strong Self Sealing Adhesive: Our padded 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 cards, coin, jewelry, makeup supplies 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 | 8.8 ounces |
| Product Dimensions | 6.5 x 3.5 x 0.04 inches |
| Color | Black |
| Closure | Self-Seal |
| Shape | Rectangular |
| Material Type | Plastic |
| Number of Items | 50 |
| Size | 3.5x6.5" 50PC |
| Manufacturer Part Number | AZ322 |

## Product Details

- **Brand:** UCGOU
- **Color:** Black
- **Closure Type:** Self-Seal
- **Occasion:** Anytime
- **Material:** Plastic

## Images

![UCGOU Bubble Mailers 3.5x6.5 Inch Black 50 Pack Padded Envelopes Usable Size 3.5x5 Small Business Mailing Packages Self Seal Adhesive Waterproof Boutique Shipping Bag for Jewelry Makeup Supplies - Image 1](https://m.media-amazon.com/images/I/71Teb3ugggL.jpg)
![UCGOU Bubble Mailers 3.5x6.5 Inch Black 50 Pack Padded Envelopes Usable Size 3.5x5 Small Business Mailing Packages Self Seal Adhesive Waterproof Boutique Shipping Bag for Jewelry Makeup Supplies - Image 2](https://m.media-amazon.com/images/I/61hfvoNcfHL.jpg)
![UCGOU Bubble Mailers 3.5x6.5 Inch Black 50 Pack Padded Envelopes Usable Size 3.5x5 Small Business Mailing Packages Self Seal Adhesive Waterproof Boutique Shipping Bag for Jewelry Makeup Supplies - Image 3](https://m.media-amazon.com/images/I/81SoqTNCMcL.jpg)
![UCGOU Bubble Mailers 3.5x6.5 Inch Black 50 Pack Padded Envelopes Usable Size 3.5x5 Small Business Mailing Packages Self Seal Adhesive Waterproof Boutique Shipping Bag for Jewelry Makeup Supplies - Image 4](https://m.media-amazon.com/images/I/71PK-GcJ2bL.jpg)
![UCGOU Bubble Mailers 3.5x6.5 Inch Black 50 Pack Padded Envelopes Usable Size 3.5x5 Small Business Mailing Packages Self Seal Adhesive Waterproof Boutique Shipping Bag for Jewelry Makeup Supplies - Image 5](https://m.media-amazon.com/images/I/71JqcasXgPL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Brilliant Product
  

*by M***D on Reviewed in the United States on September 20, 2024*

Fantastic Quality and Fantastic Packaging.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Bubble Envelopes
  

*by P***E on Reviewed in the United States on September 13, 2024*

Cool colors, Right size n fast delivery

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great buy
  

*by L***I on Reviewed in the United States on August 10, 2024*

Great buy, as described and packaged nicely. Will reorder

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**Shop now:** [https://www.desertcart.hk/products/647739786-ucgou-bubble-mailers-3-5x6-5-inch-black-50-pack](https://www.desertcart.hk/products/647739786-ucgou-bubble-mailers-3-5x6-5-inch-black-50-pack)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-01-31*