Looks like glass, feels like jelly. Crystal Ice Red Tip Top Stud Vibrator is a thick 8 inches clear jelly probe with a unique red head plus veined shaft of red hot vibration. Phthalate free, non-toxic materials: Thermoplastic Rubber TPR shaft, ABS plastic base. A water based lubricant is recommended. Vibrating sex toy requires AA batteries, not included. Batteries. Do not leave batteries in the vibrator between uses. Always clean before and after use. Crystal Ice Red Tip Top Stud Vibrator from Nasstoys of New York. New 2013 image added.