Under Armour Flawless Polo - Loose: Fuller cut for complete comfort. - Soft anti-pick, anti-pill fabric has a cleaner, snag-free finish - Material wicks sweat & dries really fast - Anti-odor technology prevents the growth of odor-causing microbes - UPF 30+ protects your skin from the sun's harmful rays - 55% Cotton/34% Polyester/11% Rayon