It is mainly made of PVC or PET rigid sheet as base materials, and is compounded with a variety of barrier materials. It is designed to be used in a single quantity for consumers to make accurate ratios. After one-time use, it avoids the misuse and consumption of excess pesticides. It also designs different barrier types based on different components of pesticides, such as suspending agents, emulsions, phenyl groups, and alcohol groups. to ensures a good weight loss rate and achieves the ideal packaging effect.