The Chill-Its 6688 Cooling Hi-Vis Sun Shirt with UV Protection is a Type R Class 2 shirt designed for enhanced visibility and breathable comfort. This sun shirt features evaporative technology for immediate cooling and UPF 50+ protection against the sun's harmful rays when working outside. Built with a performance fit, this long sleeve sun shirt is designed with a stretch fabric that provides easy mobility and unrestricted movement. Featuring moisture-wicking technology, an anti-odor treatment and breathable mesh paneling in the underarms and back, this long sleeve sun shirt will keep workers comfortably fresh, cool and dry all day. Apparel Type: Cooling Shirt; Material(s): Polyster; Spandex; Color(s): Lime; Color Family: Lime.