A super-cooling tech tee with stretch and sun protection, this soft and lightweight long-sleeve shirt sports our industry-leading cooling technology, which reacts with your sweat to lower the material’s temperature and keep you cool during dynamic aerobic activity in the heat. FEATURES: Omni-Freeze ZERO™ sweat-activated super cooling Omni-Wick™ Omni-Shade™ UPF 30 sun protection Modern Classic Fit Comfort stretch Antimicrobial treatment protects this product from bacterial growth Center Back Length: 28 in  FABRIC: 100% polyester ZERO interlock Omni-Freeze™ ZERO: Sweat-Activated Cooling OMNI-WICK®: High-Performance Wicking Fabric OMNI-SHADE®: Sun Protection