Under Armour UA LAUNCH CAMPER One Size ISO-CHILL Black/Midnight Navy/Reflective

ISO-CHILL: AquaX nylon yarn absorbs and releases body heat, preventing body temperature from rising and keeping you comfortable even in extreme heat. Durable, breathable, ultra-lightweight stretch woven fabric with Iso-Chill inner sweatband for heat dissipation Laser-etched mesh provides breathability where you need it most. Adjustable Head circumference (57.8cm) UPF30 100% polyester