adidas Tiro League cap black OSFM HS9753 The adidas cap is a functional accessory that will be useful during outdoor training. Model from adidas brands has a medium curved visor, which will protect your eyes from glaring sunlight rays. Adjustable strap at the back allows for a perfect fit. Ventilation holes . Inner sweatband Technical data: main material: 100% cotton inner sweatband: 100% recycled polyester circumference head: 56-58 cm