DescriptionAdoption of premium material, the knee sleeves is and comfortable. Effectively keep knee warm, perfect for volleyball, baseball, rugby, skiing, cycling, ice skating, dance, yoga, gym, training exercises, etc. winter sports. It also works for knee arthritis prevention at the same time in the cold weather, enhancing blood circulation and metabolism.Feature- Color: Dark Grey. - Material: Polyester, Wool - Size: About 45 x 15.5 x 0.5cm. - Unisex for women and men to keep warm. - Perfect for running, cycling, morning exercise and other outdoor activies in cold winter. - Thickened knee pad filled with the warm wool liner. - Thicken wool padded provide cushion when forced in avoid of knees injury; keep knees warmer and work for knee arthritis prevention at the same time in the cold weather,enhancing blood circulation and metabolism.