1. Material: polyester fiber + EVA 2. Light knitted fabric, skin-friendly and breathable, soft and comfortable 3. Thickened soft EVA shield, high elasticity, not tight, wear a better fit 4. Turtle shell design, firm security, effective anti-collision, protect the knee joints from damage 5. Thickened EVA sponge pads, close to the knee, no fear of collision, all-round protection of the knee 6. Threaded edges, reinforced cuffs, non-slip, firm fit, no leg strangulation 7. Wide range of applications, suitable for outdoor sports, daily work, hiking, mountaineering and other scenes 8. Size: M (for 40-65kg), L (for 65-90kg)