Smartwool's Women's Basic Mini Boot socks are all about comfort. With their Virtually Seamless(TM) toe, a roll top welt for a relaxed fit at the top of the sock, and targeted cushioning on the heel and the ball of the foot, it's easy to treat your feet. Fit & Design: Virtually Seamless(TM) toe for enhanced comfort Roll top welt for relaxed fit at top of sock Targeted cushioning on heel and ball of foot, for added protection and comfort Women's specific fit; narrower heel and slimmer fit Supportive arch brace Additional Details: Machine wash warm gentle cycle