Koolgear is Hard Yakka's range of lightweight, ventilated shirts, pants and shorts engineered to keep you cool in hot, physically demanding environments. - 100% polyester grid knit mesh for venting with antimicrobial finish - Regular fit through body with raglan seams for comfort and movement - Main body fabric is soft, light and naturally breathable - Mesh inserts for venting on high heat zones - side body, back, underarms and back collar - Segmented ReflecTec 50mm reflective tape allows for stretch and movement while keeping you safe and visible - Secure chest pocket with mesh lining to aid venting - Extended placket opening for extra venting - 185gsm, 55% cotton/ 45% polyester micromesh Hard Yakka Hivis Koolgear Polo Shirt