Pretty Love Romance Ivan offers 12 suction and 12 vibration functions and comes with a USB charging cable, you can separately decrease and increase its vibration power and suction modes to get you excited in different rhythms. Romance Massage will speed up the pace of erotic games to the maximum. Material: medical silicone . Total length: 20 cm Penetration length: 11 cm Diameter: up to 3.5 cm . Functions: 12 different vibration modes, 12 patterns of clitoral suction function. Additional clitoral stimulator. Quiet operation