Anal stimulator with a shifted center of gravity has a ball in a plastic case inside. The metal ball is covered with a thin layer of silicone, which provides a strong vibration with no noise when the ball hits the wall of the plug. The stimulator is made of hypoallergenic silicone, not only will it last a long time, but it also ensures a high level of hygiene and will not cause trouble during washing. Suitable for long-term wear due to the ergonomic shape of the legs and the restrictive base. Suitable for both men and women, the massager can be boiled for perfect sterilization.