Viking Safety Coton Long Sleeve ShirtPremium woven soft polyester solid fabric in fluorescent CSA and ANSI colours Left chest cell phone pocket with hook and loop fastener, and pen slot Dual reflective chest straps UPF (Ultraviolet Protection Factor) rating of 50+ blocks 98% of UV radiation from passing through the shirt Key Features None Technology None Safety standards Fully compliant with CSA Z96 15 Class 2, Level 2, and becomes CSA Class 3 when combined with right model leg bands