1、Suggested feet size(men): US: 6.5-10.0 / CN: 39-44. 2、Chinlon+nylon, breathable and absorbent, no more smelly foot any more. 3、Anti-skid and shock absorbent grain designed for vigorous activities. A breathing socks for soccer, football, basketball, running, trekking, climbing and hiking. Feature: Suggested feet size(men): US: 6.5-10.0 / CN: 39-44. Chinlon+nylon, breathable and absorbent, no more smelly foot any more. Anti-skid and shock absorbent grain designed for vigorous activities. Seamless stitching prevent chafing. Skin-friendly, anti-static and wear resistant for training. Nice socks for soccer, football, basketball, running, trekking, climbing and hiking. Specification: Material: Chinlon + Nylon Color: Black / White / Red / Yellow / Royal blue / Light blue / Dark blue / Orange / Fluorescent green (optional) Quantity: 1 pair / 3 pair (optional) Suggested feet size: US: 6.5-10.0 / CN: 39-44 Package weight: 100-300g / 3.5-10.5oz Package List: 1 * Pair of Socks 1 * Pair of Socks