Protection level 3 tennis crew socks by Thorlo. These tennis socks are constructed to help protect your feet from the damaging effects of impact (heavy foot strike) on hard court surfaces, as well as shear and blistering common to playing tennis.
1) Heavyweight padding protects feet against shock, impact and shear forces that commonly occur from sudden stops, starts and lateral movements. 2) THORLON throughout the body of the sock to wick moisture, keeps feet drier and reduces blisters. 3) Lightweight padding in arch for better fit and arch support. 4) Extended lightweight padding over toe to protect against fast stops and starts. Fiber Contents: 88% THORLON Acrylic, 10% Stretch nylon, 2% Spandex.