Headband 4F 4FWSS24ABANU071 Properties: The 4F headband is perfect for running and other workouts. Unlined. Made of synthetic material, it's durable and easy to care for. Stretchy material thanks to the addition of elastane. Solid colors. Logo on the front. Double-layer. Quick-drying fibers wick away moisture. UPF 40 protects against harmful sun rays. The sports headband is not insulated. Head circumference: S/M (52-57 cm), L/XL (57-61 cm) Main material: 92% polyester, 8% elastane Additional material: 100% polyester