This super strong suction cup with lever release has been specially designed for the screw-on, copyright-protected end cap of the Main Squeeze and adheres powerfully to a smooth, non-porous surface. The suction cup accessory for the Main Squeeze is designed for hands-free operation of your Main Squeeze masturbator and is ideal for use in the shower or bathtub. The strong adjustable arm swivels and bends for personalized positioning and then locks into place. Includes complete instructions for use.