Features 10 steel motion balls in chambers that bounce with every move, providing added stimulation and increasing your sensitivity.Function: Sex Delay RingColor: Black/WhiteOutter Dia: 5.0 cm/1.97 inchInner Dia: 3.4 cm/1.34 inchThickness: 1.2 cm/0.47 inchNet Weight: 19.6 g/0.04 lb/0.69 ozPower:...