CalEx 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 degreesF/59 degreesC. Silky smooth Satin Finish. ABS with PU Cote (controller, clamps) Nylon (screws) ABS with Silver Plating (button) Phthalate-Free PVC (cord). Requires 2 AA Batteries. 2" x 1.25"/5cm x 3.25cm.