Look after you feet, and the rest will follow. Designed for all-day comfort, adidas crew length socks are made from soft, stretchy cotton-blended fabric. Snug and supportive at the arches of the feet and cushioned at the heels and toes, they'll suit athletes of all stripes. A minimum of 70% of this product is a blend of recycled and renewable materials. 7.5- 9.5Jnr= Kids Sizing, 11-11.5= Kids Sizing, 12.5-1= Kids Sizing, 2-3=Adults Sizing, 4.5-5.5= Adults Sizing, 6.5-8= Adults Sizing, 8.5-10= Adults Sizing, 11-12.5= Adults Sizing, 13-14.5=Adult Sizing.