Enjoy suction. vibration: separate or together. Two powerful motors work independently so you can enjoy a stimulating. tight vacuum suction with or without vibration. Seven patterns of teasing vibration and pulsation add more excitement to your sessions with the press of a button. Created with smooth. flexible elite silicone. the swiveling suction head is formed to fit snugly over the penis head. The four corner tabs can be used for a secure and comfortable fit. and to ensure that any sensitive skin is not compressed. Internally. the silicone suction head is ribbed for extra-pleasing stimulation.