??100%Nylon?? ??Size??- One size, could fit almost all the regular shoe size due to its elasticity. Size fit for 7-13. Suitable for youth and adults. NOTE: Bottom length:9.45 inch, Tube length:16.5 inches. Quality Guarantee: If you have any problems, please contact us and we will gladly work with you for a satisfactory solution! ??Ideal for sports ??- A great vintage sock perfect for the beginning or advanced soccer athlete. Tube socks for football, soccer, softball, baseball, lacrosse, field hockey, volleyball, rugby, school uniforms and all kind of athletic activities. ??Breathable & Comfortable?? – Moisture Wicking yarns on the tube help keep your feet cool and dry. Mesh panels provide ventilation. Nylon blend specially provide superior comfort and support ??Arch & Ankle &Calf Support??-Compression to the Ankle improve the blood flow, alleviate swelling, boost the performance. Enhance elastic ribbon on the calf help preventing the sock from slipping into your running shoe and give you better protection at the same time.