The Gums 2016 sock from Stance. 200 needle construction, for a better fit and premium feel, without the bulk. 200 needle construction; Reinforced heel & toe; Elastic arch band; Seamless toe closure; Y gore seam; Deep heel pocket; Self adjusting welt cuff; 15% Combed Cotton, 62% Polyester. 10% Spandex, 13% Elastic.