Silicone Cup with Release Valve Easy Vacuum Control, Comfortable Fit

Silicone Cup with Release Valve is a convenient and dependable suction cup device that is suitable for use in medical practice and obstetrics. The product is made from high-quality medical silicone and has a comfortable fitting suction seal. The release valve on the device makes it easy to relieve pressure in a smooth and comfortable manner to prevent distress to the patient.More details - https://www.gstc.com/product/silicone-cup-with-release-valve/