Waterproof Silicone Gel Shock Absorbing Bike Seat Cover

description":"This bike saddle cushion is ergonomically designed, highly elastic and comfortable to sit on. It can  reduce bumps and shocks to your butt and your body when cycling. Lightweight and easy to install, it's good for bicycle riders.   Features:  Highly elastic, soft and comfortable to sit on, provides maximum comfort. Ergonomic design with indentation in the middle of the saddle cushion for air permeating. The spandex material is easy to wash and the color won't fade away. Dust-proof and dirt-proof, easy to clean. Easy to mount on your bike, fit for most bike saddles.   Specifications:  Material: Spandex & PVC  Model: Memory Cushion / Silicone Gel (Optional)  Package Weight: 197-309g / 6.9 - 10.8oz Package Size: 30 * 25 * 5cm / 11.8 * 9.8 * 1.9in   Package List:  1 * Bike Seat Cover