US sizing The HP Foil Evo is a sporty choice for sailing and nautical-inspired everyday wear. It offers the right features along with great comfort! - Quick-drying Quick Dry fabric - Hydro-Grip outsole made of genuine rubber leaves no marks, even on delicate surfaces - Treaded sole with grip-enhancing siping for better traction - Pull loop at the back for easy on/off - Upper: recycled polyester - Lining: recycled polyester - Insole: EVA (ethylene-vinyl acetate) - Laces: recycled polyester This product is PFC-free.