Polyester,Nylon MENS SOCKS ANKLE: Heatuff ankle socks for men, design for skin-friendly wearing experience. The socks height over ankle can prefectly protect your feet, prevent blister and slip down. CUSHIONED SOLE: Mid weight cushion on sole, soft material padding reduce your feet stress. It also have nice moisture wicking for breath, help your feet no sweaty, cool and dry fit when long time walking or running. COMFORT ATHLETIC SOCK: Excellent arch band enhanced compression fit,reinforced heel & toe, nice ventilation and extra padding help reducing rubbing pain. SIZE & PACKAGE: Men’s sock size 10-13, fit most size. Every package included 6 pack socks. Enjoy delivery by Amazon. CUSTOMER SERVICE: If you are not full satisfied with our socks, please contact us and we will respond within 24 hours. We do promise everyone receive best shopping experience.