Features: Keeps your knees and calves warm to relieve pains and prevent rheumatoids arthritc or knee osteoarthritises in the cold condition PREVENTS INJURY The Knee sleeves helps athletes avoid joint pains. Knee compression sleeve also can provide arthritc pains relief, too. FLEXIBLE&PRACTICAL - Suitable for cold season of outdoor activities, such as cycling, snowboarding and snowmobiling, skiing, camping, hiking, mountain climbing, hunting and running. Perfect to keep warm when cycling and have some actives in the outside.Suitable for winter keep warm only or outdoor Cycling Bike bicycles Motorcycle and so on. Provides excellent SUPPORT to the knees for use in sport activities such as climbing/hiking and even high-impacts sports. Suitable for all age groups, from those who are highly active in sports to elderly who want support for the knee for walking. Specifications: Materials:Fleece Color:01,02,03,04,05 Package Includes: Men Women Thick Fleece Leg Warmers note: Please allow 1-2cm errors due to manual measurement. Due to the differences betweeen different monitors,the picture may not reflect the actual colour of the item.