Chulé. Made in Portugal by three guys who wear socks. The Chulé "Tuga" Collection is a little bit of Portugal all over the place. All made featuring 100% Organic Cotton, these are designed for the sock-lover and built for comfort while strolling, eating, or frolicking. "Imperial" or "Fino," Portuguese beer is always perfectly chilled...something your feet will not be in these socks. PETA-approved. Vegan. Materials & Care 80% Organic Cotton, 17% Polyamide, 3% Spandex Machine wash cold on gentle cycle, do not bleach, tumble dry low, do not dry clean or iron. All Chulé socks feature a seamless toe for all your comfy needs. SIZE CHART: EU Size US Size Men US Size Women Chulé Size 36-40 4.5-7.5 8.5-10 Medium 41-46 8-12 10-13 Large Did you know? Polyamide holds less perspiration odor than polyester blends in socks. No stinky feet here