Koolgear is Hard Yakka's range of lightweight, ventilated shirts, pants and shorts engineered to keep you cool in hot, physically demanding environments. Cotton is naturally breathable and durable 100% polyester mesh with antimicrobial treatment to fight odour causing bacteria Reinforced, mesh lined pocket bags for added comfort without added weight Multiple pockets for storage requirements including cargo pockets Ventilation in three high heat zones - back yoke, back knee and crotch Relaxed fit with articulation through the knee