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Factory Direct sales high quality black and white Express envelope, various sizes to meet the needs
Posted on 2025-06-10

Whether you are a small business or a large-scale logistics provider, our black and white express bags can perfectly adapt to your shipping needs! The specifications range from 17x 30 to 50x 70, combining durability with environmental characteristics.

Selected materials: Why our black and white express bags are stronger and more durable

We use high-quality high-density polyethylene (HDPE) as the main raw material, and the precision-processed black and white express bag has excellent tensile strength and toughness. Even in the face of heavy or sharp objects pressure, but also firmly guard the safety of the package.

high quality black and white express bag real shot
The express bag made of high quality materials is more solid and reliable.

Multi-size adaptation: full coverage from small items to large packages

Whether it is a light trinket or a heavy folder, we have considered all possible needs. From the smallest 17x 30cm to the oversized 50x 70cm, there is always a suitable type of cargo for you.

Environmental protection and safety: compliance with the production process allows you to use worry-free

Our production process is strictly implemented in accordance with relevant national regulations to ensure that the products are non-toxic, harmless and environmentally friendly. You can safely use it for packaging food or other sensitive items.

Environmental Certification Mark
Products that pass authoritative testing are more secure.

Cost savings: cost-effective advantages of direct-to-plant procurement

After eliminating the middleman link, we will pass the best price directly to each customer. Under the same quality, lower cost investment makes every cooperation full of surprises.

Bulk order site photos
Efficient production lines ensure fast delivery while reducing unit prices.

Practical Tips: How to Pick the Right Bag Size

In order to achieve the best packaging effect, please reserve a certain margin according to the size of the specific item before deciding the required model. For example, books are usually recommended to choose a bag slightly larger than the book itself to avoid the risk of breakage. However, for clothes, the space can be appropriately relaxed so that they can be folded neatly.

Customer Praise: Real User Feedback Shows Product Value

"since switching to the black-and-white express bag produced by this company, I have never received any complaints due to damaged outer packaging." -- A well-known online shop owner commented. This affirmation stems from the result of the unremitting pursuit of quality in every detail.

Customer Satisfaction Smile Photo
Satisfied customers are our greatest recognition.
manufacturers supply black and white express bags express bags 17*30 50*70
manufacturers supply black and white express bags express bags 17*30 50*70
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