This rubber enhancer gives support to the shaft and balls, bringing your package newfound power and stamina. The dual rubber rings stretch to fit comfortably over the penis and balls. Add the vibrating Micro-Stimulator for incredible sensation for both you and your partner! 3.5”x 2”/9 cm x 5 cm (enhancer) 1.5”x .6”/4 cm x 1 cm (stimulator)