1. Material: PP shell, PVC, EVA, breathable sandwich mesh 2. PP anti-fall shell design, better support for the waist, light and close-fitting 3. Waist hydraulic pad, pressure-resistant and shock-proof, ensuring riding safety 4. Provide waist strength support, relieve long-distance waist fatigue 5. Breathable sandwich mesh, comfortable farewell to summer heat 6. Double-layer belt pressure, providing strong dynamic protection for the waist 7. The elastic band is more firmly attached and has a larger adjustment range 8. Belt protection area size: 40x23 cm 9. Size: S/M 110x11 cm, L/XL 115x11 cm