1. Material: metal + sponge
2. The surface is made of high-quality materials, waterproof, wear-resistant and easy to clean
3. The sturdy frame is made of stainless steel for durability
4. The backrest is compact in design, easy to install, also easy to clean and maintain
5. With thick and soft seat cushion inside, ergonomically designed, this backrest will provide flexible support and protection for your waist and help reduce fatigue
6. This backrest is suitable for most bicycles, e-bikes and motorcycles, allowing you to ride comfortably and safely in your daily life
7. Size: 21x21cm