Half Calf Socks : 65% Cotton (Supima®) 23% Polyester 6% Nylon 6% Elastane Women’s Vintage stripes Size Small 4-7.5 Sitting between calf and quarter, our newest height is naturally reminiscent of a classic vintage crew sock. So we went all in with a vintage design, too. Retro varsity stripes add a dose of nostalgia, while our modern Stay-Up Technology helps keep them from sliding down.