As usual from Treediride, the material is a silicone that feels a bit like soft skin. Strong and gentle at the same time, this toy pampers you with different vibration modes according to your mood! The shape promises pleasurable gimmicks! Batteries were yesterday, today is charged. ¡And fast! And the tireless thing isn't afraid of water either! Thi vibrator is also ideal for beginners because it has a small diameter and is therefore recommended for all types of games and even inexperienced people. check here: https://www.amazon.de/Analvibrator-Treediride-Massageger%C3%A4t-Vibrationsmodi-USB-Aufladung/dp/B07TTB7CZM/ref=sr_1_36?dchild=1&keywords=Treediride&qid=1594887332&sr=8-36