Weinbrenner Crew-Black socks. Premium quality yarns provide 4-way cross-stretch. Elasticized arch for support and anatomical shape. Medium to high density pads relieve pressure and friction. Extra padding over toes for added safety. High Bulk acrylic fibers wick moistre for drier healthier feet. comfort collar for non binding top. Smooth knit padding buffers every step. Content 88% high bulk acrylic 8% stretch nylon 4% elastic.