Features: Quick-drying, athletic cycling socks. Reflective yarn design, illuminated at night, encounter bright prompt warning, safer driving. High elasticity, effectively stabilize the socks and prevent them from falling off. Breathable mesh, wicking and refreshing high elasticity , pull resistance, fit the leg circumference, do not restrain the foot Package Includes: 1xReflective Socks Cycling Specifications: Material: Nylon Color:Black/Rose Red/Blue/Green/Red Size:M/L/XL for M 35-38 L 39-42 XL 43-46 note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.