D-HOLE Chigusa Hara MasturbatorThe Chigusa Hara D-Hole is designed with five zone of stimulation for your pleasure.the first zone has a set of six small ribs for a mellow start and to help retain lotion. Keeping the lotion in as much as possible will help with the drying rate and less stopping to re-lotion. The second zone are large twisting groove that improves the stimulation from the last zone. The middle zone is where the stimulation is kicked up a notch. Numerous nubs lines the top of the tunnel that narrows to target every in-stoke. From there the path narrows for increased tightness as it enters the last zone. A nub covered vacuum chamber at the end has two function. Simply squeeze the air out as you enter the sleeve to maximize the suction of the hole . When you have entered the end, you can move the end around as a head massage with all the nubs in the chamber.The front of D-Hole Chigusa Hara is realistic and inspired by the hot Japanese AV actress Chigusa Hara.