1. Material: silicone + sponge 2. Anti-slip particles on the surface to increase friction and prevent sliding 3. Ergonomic design, reduce sedentary pressure 4. Adjustable buckle design, the size can be adjusted flexibly 5. Thickened silicone material, strong breathability 6. Center groove design, more comfortable riding 7. Size: 27 x 17cm 8. Weight: about 98g
