Made of medical grade silicone and ABS. Safe. healthy and fast. it is a must-have weapon for the strong Comfortable to Use: The vacuum pump is designed with a comfortable grip and a soft silicone sleeve. which can effectively reduce discomfort and improve comfort during use. It is also lightweight and portable. making it easy to carry and use. Smart Design: The vacuum pump is made of high-quality materials and has a transparent design. which makes it easy to observe the internal structure and operation. No side effects and less complicated to use
