California Exotic Novelties nipple play Advanced Vibrating Heated Nipple Teasers. Non-piercing, advanced, adjustable nipple clamps that warm as they vibrate. Fully adjustable multi-use clamps. High intensity motor with 2 speed push button control. Warms to an incredible 138 degrees Fahrenheit or 59 degrees Celsius. Silky smooth Satin Finish. Safe and pure for body and pleasure made using phthalate free materials ABS plastic with polyurethane PU Cote controller, nipple clamps, Nylon screws, ABS plastic with silver plating button, PVC cord. Vibrating nipple teasers requires 2 AA batteries, not included