[HIGH QUALITY MATERIAL]: Elastic polyester fabric, good sweat, comfortable and breathable. Good elasticity, good abrasion resistance, effective wrapped calf muscle and keep the skin dry [FULL PROTECTION]: Independent honeycomb padding and anti-collision design, which is light and can effectively disperse the impact force. High stretch material can fit the contours of your legs. Effectively compress and balance the force on the legs. .It can provide comprehensive protection for the shin and calf. -rays [Protective effects]: people who suffer from the following conditions or who want to protect themselves against them. Stubborn Calf Injuries, Cramps, Shin Splints, Calf Strains, Tendon Pain, Arthritis, Tendinitis, Stiffness, Sore Muscles, Surgical Recovery and More [APPLICATION SCENARIO]: Protects it - the football sleeve is ideal for soccer, running, tennis, squash, gym, hockey, sports, walking, weightlifting, Size/total length upper circumference/lower circumference/suitable weight M/L/XL Total length: 29/30/31 M: 26-32/16-19 L: 28-34/18-21 XL: 30-39/20-23 M: for those under 130 catties L: for those under 150 catties XL: for those under 200 catties.