Flat knit, an advanced horizontal knitting technique, allows for customized stitching to achieve 3D shaping of the fabric, providing optimum fit. Contours to your thigh, providing optimum support. Compression zones offer support to hamstring, groin and quadriceps. Breathable, multi-directional stretch fabric. Recommended use for minor to moderate contusions and muscle strains to the hamstring, groin, and quadriceps.