The Jackits Throttle Stroker by Screaming O is an ultra-soft, super-stretchy stroker that takes masturbation sessions to the next level. Made of washable, body-safe SEBS, and sporting an open-ended design, the Throttle Stroker is easy to use and easy to clean. Apply lubricant to the inner passage and penis, slide inside and stroke; the Throttle Stroker provides the sensation while you control the pressure. The Throttle Stroker can also be worn with a partner during intercourse or oral sex to help control penetration depth.