Powerful vibrations and an easy fit make this 115 mm long, vibrating prostate massager an incremental part of ones sex life. The glans (diameter 26 mm) and the perineum massager (length 35 mm, diameter 20 mm) are designed for pleasure. With an insertable length of 95 mm it has the perfect dimensions for every man's ass! It is battery-powered (LR44 button cell) and can be used with or with out turning on the vibrations.