The clear Extreme Vortex Onahole Hard by Ride Japan allows you to watch yourself grow as you feel the rotating mesh as it makes you firm. Apply your favorite lotion or lubricant, insert yourself, and swirl and twirl yourself inside this Onahole. The carefully-designed interior of this toy was created to offer maximum pleasure whether you prefer a traditional up-and-down action or a more sophisticated twist-and-swirl approach.