Simultaneous stimulation for you and your partner nFully adjustable harness nSelf pleasurizing plug slides for perfect positioning nRemovable, easy to secure double dongs nPowerful dual control 3-speed plug-in battery pack nPhthalate free PVC n3 AA batteries nDong: 6.5 x 1.25/17 cm x 3 cm nPlug: 3 x 1.5/8 cm x 4 cm