The mesh venting zones in Dare 2b Men’s UNIFIED II Lightweight Quick Drying T Shirt keeps you ventilated throughout the day. The quick-drying fabric helps in bacteria & odour control by wicking away the moisture from your body. To increase the visibility in dark zones it has reflective detailing on it. At the back there is a neck tape loop for headphone port., BODY lightweight polyester fabric. Anti-bacterial odour control treatment., Good wicking performance. Quick drying., Back neck tape loop for headphone port. Back mesh ventilation., Reflective detail for enhanced visibility. Marl options.