The Vive Zesiro is made of high-end, anti-dust silicone. This luxurious anal vibrator is incredibly smooth but with a wonderful curved ridge texture going in opposite directions on either side for amazing stimulation. This vibrating plug is also a great shower companion due to its waterproof design. A new, patented technology makes the Vive Zesiro unbelievably strong. Enjoy 10 different vibration patterns at the push of a button. Use the plus button to cycle through the patterns and the minus button to go back to the previous function. All Vive products also feature a unique climax function; simply press and hold the plus button and the Vive will go straight to the highest setting.The Vive Zesiro includes a USB charging cord and a light indicator to let you know when the toy is fully charged, active, and when it needs to be charged. Press and hold the power button for 3 seconds to turn the vibrator on and off.This item is made of: Silicone.The overall length is: 5.50". The insertable length is: 4.50". The girth of this item ranges from: 1.00" to 5.00" Black. From Shots America.