Flammi Mountain Road Bike Seat Cover Bicycle Seat Cushion 3D Memory Sponge Saddle No-Slide Air-Permeable Bike Seat Pad (Black) The seat cover is non-slip and air-permeable Made of 3d Memory Sponge A reflective scrip on the rear of saddle cover protect the rider at night or gloomy weather Quick release buckle make put on or remove easily and keep the pad comfortable Dimension:11"*6.3"*0.78"(28cm*16cm*2cm)