Headband 4F U071 deep black 4FWSS24ABANU071 20S The head band 4F works during running and other trainingów. No lining. Made made of synthetic material, which ensures durability and is easy to care. Stretchy material thanks to the addition of elastane. Single color. Logo on the front. Two-layer . Quick-drying fibres wick moisture. Filter UPF 40 protects against harmful sunlight radiation. Sport band is not insulated.\nbsp;Technical data:· Material main: 92% polyester, 8% elastan Additional material: 100% polyester Head circumference: S/M (52-57 cm), L/ XL (57-61 cm)