Introduction
A Poly Mailer refers to a bag used in the express delivery industry for transporting documents, bills, materials, and goods. It is also commonly known as a courier bag, mailing bag, or express bag. This type of bag can be easily recycled, making it an environmentally friendly option for disposal.

Features

1. Poly Mailers are made of polyethylene material, known for its good softness.
2. The printing color is bright, making it a low-cost, easy-to-use, and waterproof option.
3. Biodegradable packaging is also available and can be customized. The degradable materials break down into CO₂ and H₂O within 90-180 days. This process involves no toxic or harmful substances, effectively preventing the generation of white pollution and contributing to the protection of the ecological environment.

Usage
It is primarily employed for packaging goods and stands as the most commonly used plastic packaging bag in the express delivery industry and e-commerce sales platforms.