This suction cup with plug from the Vac-U-Lock brand is specially designed for all dildos from the Vac-U-Lock series. Thanks to the strong suction power, you can stick the suction cup on any smooth surface and you can enjoy it without using your hands. You can also use it in combination with a harness strap. This special suction cup is made of a strong but flexible material (TPE) and is also great for a large Vac-U-Lock dildo.