Shell Fabric : Kingsmill: 65% Polyester

This Short sleeve shirt has a 50 UPF (Ultraviolet Protection Factor) rating which measures the UV protection provided by fabric

Adjustable with a hook-and-loop strap for a secure fit

Removable vent caps allow the user to remove when more ventilation is required or leave in place for unsurpassed chemical splash resistance

Materials : Acrylic

Utility Pro Hi Vis Expandable Breakaway Class 2 Mesh Safety Vest - UHV312 ARC Rating_ATPV 9.8 calories/cm² Shell Fabric : Kingsmill: 65%ANSI ISEA 107 2020 Class 2 high visibility tear away durable mesh vest Hook & Loop Closure Adjustable to allow a comfortable fit over a shirt or a jacket Contrast safety striping for additional visibility, lightweight mesh for comfort Zippered closure and chest pocket 4X large X large size Velcro closure Tear away for safety and size adjustability