Made in the USAGreat for use with protective toe bootsMaximum toe padding and low profile comfort seamAdvanced moisture wicking fiber and construction designed to keep feet dry and comfortable all dayAnti-fatigue graduated compression top reduces fatigue in calf/leg and aids after job recoveryHigh-density padding in ball and heel provides maximum comfort and protection from friction and impactLYCRA and Nylon stabilization throughout creates a more supportive fit and superior durability68% Acrylic, 22% Nylon, 10% Elastic