Compression is a medically proven and tested technology for athletes. No ordinary sock, the R+R Knee High Compression Sock has performance and health benefits that promote efficiency of movement, improved muscle stability, circulation and recovery. With features like progressive support, structured cushioning at the footbed and dense cushioning at heel and toe where maximum impact occurs, the compression benefits of the R+R Knee High Compression socks can be felt in training, during a race, and in recovery.