Dickies Men's 2 pack Cotton Stripe 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.Arch compression hugs feet and keeps socks in place, while providing in-step support.Reciprocated heel and toe for superior fit and comfort and 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.