◆ Classic Ski Cap / Black Jet Cap, Stiff Brim Designed in a retro classic style inspired by cross-country skiing. Made with sturdy fabric, it can be worn daily throughout all seasons. Size can be adjusted with the strap belt. ◆ Size: 50cm - 60cm *Approximate size Jet caps often have a shallow fit, but this product is made relatively deep. ◆ Material: 100% Polyester ◆ Note: The brim cannot be raised or lowered. ◆ Regarding Washing When washing, gently hand wash in water for a short time. After towel-drying, shape the cap and recommend drying in the shade.