Sealing Performance Of Cosmetic Bottle Materials

The lid of the cosmetic bottle must have good sealing performance to prevent air from entering the bottle and causing the cosmetics to deteriorate or become ineffective. The lid should have the following characteristics:
1. Good sealing, not easy to leak, seep, or evaporate.
2. Tightly combined, will not loosen or deform during use.
3. While preventing air from entering, it must also have appropriate breathability.