u.s. tenga soft tube cup

The 'deep throat' cup of the tenga masturbation cup series lets you experience a deep sucking sensation… special valves create a virtual vacuum inside the cup; to deliver an amazing sucking sensation. the top air vent can be left open or closed; with fingertip; depending on your suction perferences. the unique pinched-in shape of the cup helps to achieve an unparalleled tightness. these advanced features combine with an arousing 'slurping' sound and vibration give you the feeling that you're enjoying a real deep throat experience. ultra size: the 'ultra size' and 'super vacuum' edition cups are 20% larger and are designed for the more endowed.