The coolest performing stretch-woven shirt in your kit, slip into the new Stone Cold SS Shirt that wears like a breath of fresh air and now comes equipped with side-entry chest pockets for easy access to your everyday essentials. Item #: PG-14123 a Stretch woven nylon with brrrAdeg Triple Chill Effect technology that provides cooling, wicking, and rapid drying for crucial warm weather performancea Two side-entry zippered vertical chest pockets big enough to hold a large fly boxa Built-in, convenient sunglass chamois at the center hema Sun protectiona brrrAdeg Triple Chill Effect - Proven To Keep You Coolera UPF 50+ 46% TCD Polyester, 46% brrrAdegA(R) Polyester, 8% Spandex, 175 gsm.brrrAdeg technology has three unique cooling effects that work together to immediately and continually reduce the temperature of your skin. The proven Triple Chill Effect combines the power of natural cooling minerals, active wicking and rapid drying to keep you cool, dry and more comfortable all day long.