Anti-Microbial Compression Combat Boot Socks are made in the USA and fit over the calf with a blister resistant cUShion sole. The socks feature 5% spandex for compression, 2.5% silver USed for its antimicrobial properties, and 82.5% cotton 10% nylon for comfort. Meets DLA Specs: SPM1C1-09-R-0063

Material Specs: 82.5% Cotton 10% Stretch Nylon 5% Spandex 2.5% Silver