Step Into Buttery Softness And Durability. Built with Butter Blend™ superior softness and our Infiknit™ reinforced heel and toe, these socks will have you feeling and looking smooth for the long haul. Crew Height Butter Blend™ Medium Cushioning Infiknit™ Durability Targeted Cushioning Arch Support Seamless Toe Closure 33% nylon, 30% combed cotton, 24% micro modal, 10% lyocell, 3% elastane