Developed by Dr. Laura Berman, Charlotte™ massager combines 5 independent functions of both rotation and vibration to create an exciting intimate encounter. Realistically curved for a true-to-life feel. Waterproof. Body safe silicone with ABS plastic. Requires 3 AAA batteries (not included). 5 1/2" x 1 1/2" dia. This item is non-returnable.