The Relief 3/4 Length orthotic from VIONIC offers a convenient, pain-free natural healing solution for many of the common aches and pains associated with poor lower limb alignment. Designed for everyday use: walking, commuting, casual/light hiking. 100 percent nylon topcloth with EcoFresh earth-friendly microbe shield technology resists odor-causing bacteria to keep you feeling fresh. Biomechanical Tri-Planar Motion control helps stabilize, support and realign the feet back to their natural position. Lightweight, medium-density molded EVA base with deep heel cup corrects the foot positioning to provide maximum support and superior comfort. Heel pad has increased shock absorption for energy return through the heel strike phase. Ideal for flat or low-heeled shoes without removable insoles.