Soft anti-pick, anti-pill fabric is extremely breathable & lightweight 4-way stretch material moves better in every direction 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 Durable woven collar Side-vent hem Style #: 1377370 95% Polyester/5% Elastane Imported Loose: Fuller cut for complete comfort. Machine wash cold with like colors Do not use softeners Use only non-chlorine bleach when needed Tumble dry low Do not iron Do not dry clean