Core Hi-Vis 2 Tone Taped Vented Short Sleeve PoloDescription 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