You wear the panty while they control your pleasure. The Eve 4 Function Remote Control Panty Vibe is ergonomically shaped for secure fit. Whether powering yourself or letting your partner take the lead let the vibrations tickle tease and please through the 4 vibration settings. It has a unique ergonomic comfort walk and wear shape. It's USB rechargeable with a 4 second hold on/off safety feature. The ultimate hands free fun! The most discreet and unique panty vibe available - the only thing to give you away will be the smile on your face! Batteries: 1 x 23A (12v) - Included + Rechargeable battery. The thickest point measures .75"