... .Improve blood circulation and relieve the pain of knee, can reduce injuries effectively.7.Provides comfortable pressure ... body heat retention around the knee Neoprene Knee Pad Materialrubber,nylonSizeS/M/L/XLColorblackMOQ1200pcsFunctionprotect knee,keep warm and safe, ... sides telescopic material can provide basic fixed and warm the knee jointLogo Printingembroidery , hot-transfer print , woven label, ...