Made for the Occupational Athlete, the UFX Ultra-Light and Color Block Polos offer lightweight performance and feature the same great fabric, technology and styling as Elbecos UFX Tactical Polo, while being 30% lighter in weight with the addition of the flex underarm mesh vents for superior ventilation and range of motion. Wearers will benefit from its 4-way stretch, UV Protection, Antimicrobial and Nano Moisture Wicking technologies, for protection against the sun, to keep moisture away and to reduce odor. Additional features include its ribbed knit collar with collar stays and mesh inset around armholes for comfort and mobility (new color block only). Fabric is soft to the skin and maintains excellent durability and color fastness through multiple washings. The HiVis polo is ANSI 207-2010 Class 2 Level 2 Certified. 100% Polyester Swiss Pique Knit | 5.0 oz/sq yd, Machine Washable