Two completely different insertion senses! ARCWAVE Pow inherits the German brand ARCWAVE to manufacture a durable masturbation device with silicone. It adopts a smart design and uses natural air suction to turn stress into pleasure. Suitable for men who like attractive masturbation cups and pursue quality toys! The lids on both sides of the Pow Masturbation Cup can be removed, and the inlets on both sides have different shapes, allowing you to enjoy two completely different insertion experiences, or insert it with your partner at the same time! The masturbator is also equipped with an adjustable and removable air valve, which can achieve air pressure effect without using electricity, allowing you to control the stimulation experience of sucking. The inner layer is made of structured Quick Clean Helix silicone, and it is equipped with an easy-to-use air pressure release valve, so you can experience the intense pleasure of instant release. German design. Freely operated air pressure relief valve. Quick Clean Helix Wisdom Helix. CleanTech Clean Technology Silicone. An open silicone cartridge that is easy to clean and store.