Fuller cut for complete comfort. Smooth, soft anti-pick, anti-pill fabric has a textured snag-free finish 4-way stretch construction moves better in every direction. Material wicks sweat and dries really fast anti-odour technology prevents the growth of odour-causing microbes UPF 30 protects your skin from the sun’s harmful rays. Durable rib-knit collar. Performance fit heat seal logos. Body: 5.4 oz. 95% Polyester/5% Elastane Collar: 100% Polyester importedWashing InstructionsWash at 30 degrees. Use non-chlorine bleach. Tumble dry at a low temperature. Do not iron. Do not dry clean.