These high powered nipple clamps have an integrated vibration feature, for more power and direct stimulation! Gives a gentle pinching sensation as you control the speed via the wired remote. Ideal for couple play, these body safe nipple clamps have a user friendly design and are travel ready. Measurements 2 inches in length, opens to 0.5 inch wide. Material ABS plastic. Color Black. Note requires 2 AAA batteries, not included.