Dickies Men's 2 Pair Cotton Thermal Boot Crew engineered with premium, moisture control yarns to provide superior warmth and comfort.Soft Cotton combined with acrylic fibers provide soft comfort and moisture management to keep feet dry.Heavy cushion throughout foot and leg for added comfort.Boot length provides superior warmth.Reciprocated heel and toe for superior fit and comfort, reinforced for added durability.Fiber content: 63% Cotton, 23% Acrylic, 15% Polyester, 1% Nylon, 1% Spandex.Machine wash warm with similar colors. Only non-chlorine bleach when needed. Tumble dry low. Do not iron.Satisfaction guaranteed. Dickies quality built into every product.