Lightweight, moisture wicking, and comfortable, the high tech Sunday Afternoons The Sprinter Cap is great for running, tennis, golf, and lifestyle wear. Designed for sun protection on the go, the breathable microfiber integrated mesh design is UPF 50 rated, with an integrated wicking sweatband that draws moisture away, to keep you cool and dry. Constructed of certified UPF 50 ultra breathable poly mesh. 8 extra wide visor is 3.75 long. Lightweight: 3 oz. Rapid dry, moisture wicking mesh body. Integrated wicking sweatband. Rear sizing with low profile hook and loop closure for a custom fit. Ponytail opening in back. Hand wash, hang dry. Sizes: Mfits most women, Lfits most men see hat sizing chart. Import.