The Runderwear Cushioning Running Socks – High are lightweight, breathable socks with a padded upper to provide protection to your feet & ultimate comfort during your run. The single layer of technical fabric is breathable & moisture-wicking to help keep your feet dry. Reinforced heels & toes provide extra protection & a mid-foot grip hold the socks in place, preventing blister-causing movement with a compressive feel Size Guide WOMEN’S SIZES SIZE UK EU US AU S 4-6 37-39 6. 5-8. 5 6-8 M 6. 5-8. 5 39. 5-42. 5 9-11 8. 5-10. 5 MEN’S SIZES SIZE UK EU US AU S 4-6 37-39 5-6. 5 4-6 M 6. 5-8. 5 39. 5-42. 5 7-9 6. 5-8. 5 L 9-11 43-46 9. 5-11. 5 9-11 XL 11. 5-13 46. 5-48 12-13. 5 11. 5-13 Fabric Composition & Product Care Fabric Composition: 41% Cotton 28% Polyester 22% Polyamide 9% Elastane Product Care: Warm machine wash up to 40° Wash with similar colours, inside-out Warm tumble dry Do not bleach