Featuring 7 Thrusting & Squeezing modes, makes it different from the other male masturbators on the market, the design of thrusting and squeezing 2 in 1 will bring you more real feeling. 7 frequencies and modes make masturbation more interesting. This masturbator can be inserted up to 7.9 inches in length and is suitable for most penis sizes. This also features a upgraded liner, tighter and more comfortable~ the upgraded liner is designed to mimic woman’s vagina. Covered with bumpy 3D large particles, and real texture enhance the friction while also enhancing the wrapping. Made of high-grade TPE material, which is soft, safe, order less and easy to clean. This male masturbator can also be used as penis trainer to prolong sexual endurance. Can be used for 90 mins in a row for 4 hours of charging. This also has a sexy voice function, and you will hear the sexy voice of women in the headset, and the stronger the trust! The louder the sound.