Kinklab T-Cups Nipple Suction Set. Twist the night away and turn up the heat with KinkLab's newest sensation toy: The T-Cups Nipple Suction Set! Each turn of the screw adds a delicious degree of succulent suction to your nipples, neck, or other sensitive spots. Stick them to your skin and turn the handle to the left to create a vigorous vacuum, perfect for teasing and pleasing, fore, during, or after play! Details: made of ABS plastic, rubber, and steel. Cylinder height 2.5 inches. Cylinder diameter 1.75 inches. Full length 5.5 inches. Safety, care and use: do not use on broken or irritated skin. Clean T-Cups with warm water and anti-bacterial soap and let fully air dry before storage.