The Anal Flexi beads plug is very flexible and made of medical grade silicone. It has a tapered shape with 5 beads gradually increasing in size towards the base, from 21 mm at the top to 34 mm at the bottom. These anal beads provide extra stimulation during foreplay or during the climax. They can be used for both vaginal and anal play. Therefore they are suited for both men and womenThe shape results in exciting sensations while inserting or withdrawing the plug. Do it slowly and carefully, bead by bead. How far can you handle it? The motor in the top powers the 3 levels of steady vibration and 6 different rhythms. Activating and switching vibrations can be done with the buttons on the base.