Features : -ArmourVent™ Technology delivers ultimate breathability in a light, stretchy, durable & fast-drying fabric -Material wicks sweat & dries really fast -Iso-Chill sweatband & front panel lining helps disperse body heat, making it feel cool to the touch -Stretch construction provides a comfortable fit Fabric: 54% Nylon/31% Polyester/15% Elastane *Sunscreen (spray or cream) can affect the condition of your cap. It is very important to remove the cap from the head when applying sun protection.