Size/Fit Summary: Sizes run slightly large we recommend the following sizing for wearing with your Original Short Hunter Boots. Size M = UK Women's Size 3-6. Size L = UK Women's Size 7-9, UK Men's Size 6-8. Size XL = UK Men's Size 9-11. Designed to slip inside our Short Wellington Boots, the grey Recycled Knitted Socks are made from 100% sustainable recycled polyester fleece for insulation. Now with a new improved fit, these socks are finished with a recycled poly-yarn cuff that will fold over the top of our rain boots. Certified vegan 100% Recycled polyester fleece leg for warmth 100% Recycled poly-yarn knitted fold down cuff Designed to fit the Short Wellington boot PVC logo branding Updated improved fit for added comfort Product code: UAS3301RPY