1. Scientific cushioning and sho absorption to avoid collision injury, high-density R springba anti-collision pad to support knee stabilizer bone effectively relieve and disperse impact force 2. Comfortable and breathable fabric is not afraid of the summer heat, the heat of fine knitted mesh can quily dissipate between the fibers breathable and hygroscopic effect is good and timely heat dissipation is not stuffy in summer 3. Intimate anti-slip movement freely, elastic edge design tightly wrapped knee up and down how to beat do not slide, knee pads up and down have a circle of elastic edge strong wear-resistant iease knee friction to relieve the pressure of the movement can not be dropped 4. High elastic fiber is preferred to be comfortable and not strangle the leg. 3D three-dimensional surround wear is designed according to the scientific design of the knee joint to be more fit and tight wrap and stabilize the ciliary muscle to prevent muscle strain 5. Eco-friendly and delie fabric to protect ldren's delie skin. Selection of high-quality fabric environmental protection, safety, non-toxic and odorless can be directly worn close to the body Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store