韩国三级激情在线观看,白又丰满大屁股BBBBB,亚洲av色噜噜男人的天堂,免费播放男女性高爱潮

New product

Antistatic agent AS-3310

 

Scope of application:

Antistatic finishing of synthetic fibers

Features:

cationic

Advantages:

Give the fabric excellent hygroscopic sweating, antistatic effect