1. Material: PU + sponge
2. PU leather cushion, soft and delicate, double-layer structure, waterproof and wear-resistant
3. Soft and elastic, thickened shock absorption, comfortable sitting
4. High-density sponge seat bag filling, moisture-proof and dust-proof, convenient storage, easy to install
5. Weight: about 400g for SY 009 model, about 300g for SY K70 / A8 model
6. Size: for SY 009 model about 36 x 18 x 8cm, for SY K70 / A8 model about 30 x 20 x 8cm