Tease and tantalize your partner while inflicting on them a sensual pinch. These adjustable nipple clamps let you control how much pain or pleasure your subject receives with the turn of a screw. The rubber coated tips grip securely, while delivering a dose of sizzling vibration from the attached bullet. Just twist the bottom to turn on the powerful waves of stimulation, sure to drive your subject wild with pleasure. Measurements: 5 inches in total length, 0.75 inches in diameter, clamp opens to approximately 0.5 inches wide. Material: ABS plastic, vinyl, metal. Color: Black. Note: Requires (3) tab batteries, included