Constructed for high visibility, sun protection, and a just-right fit, this jersey-knit baselayer delivers on all fronts. It features segmented reflective tape and is ANSI Class 2 Type R certified for workers routinely exposed to low visibility while on the job. Rebar Hi-Vis ANSI T-Shirt Product Features : Greater Arm Mobility™ helps extend arm and shoulder range-of-motion so you can move freelyMoisture Movement Technology™ helps wick moisture away from the skin to keep you dry and comfortableSun Protection Fabric™ helps block harmful UV rays, keeping you covered and comfortable during long days outdoors, Silver segmented reflective tape enhances visibility in low light and flexes with you for breathable comfort as you work, Ribbed collar Women's Rebar Hi-Vis ANSI T-Shirt in Hi Vis Yellow, Size: 3X by Ariat