To improve the quality of sexual effectiveness with sex toys you must buy Remote Control Powerful Vibrating Egg. It is a 10 speed wireless remote control vibrator. The size of this product is 60mm * 35mm. The distance of the wireless remote control is 10m. Moreover this product is made of non-toxic material which is medically tested ok to be used in the sex organ. It is totally waterproof so you can wash it after use for further use.