Chase the sun with confidence. The Block UPF LS Tee delivers 50+ UPF protection and O'Neill Hyperdry moisture-wicking technology, keeping you cool and protected in any environment. Men's Standard Fit Long Sleeve Crew Neck Tee 45% Recycled Polyester, 45% Polyester, 10% Elastane, Weight: 170 GSM 29'' HPS Length 50+ UPF O'Neill Hyperdry Moisture Wicking Antimicrobial Screenprint on Left Chest and Sleeve