Dimensions: 16 cm x 29 cm x 9 cm. 100% polyester (recycled). CLIMACOOL technology for enhanced breathability. Adjustable back closure for a custom fit. Ultraviolet Protection Factor (UPF) offers sun protection. Reflective details enhance visibility in low-light conditions. Sweat-wicking fabric keeps you dry and comfortable. Ideal for running and outdoor activities. Features a branded design, domed crown, eyelets for ventilation, and a flat peak.