Loose: 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 & dries really fast UPF 30+ protects your skin from the sun's harmful rays Durable rib-knit collar Performance fit Heat-seal logos Body: 153 g 95% Polyester/5% Elastane Collar: 100% Polyester