*Sizing Note* Carhartt are more generously sized you may need to consider dropping down a size from your traditional workwear clothing. The baseball cap from Carhartt is packed with their technology and designed to a high standard. FastDry tech means that it\'s one of their quickest drying products and the Force Extremes sweatband traps moisture and odours. Additionally UPF 50 sun protection is offered to keep you safe on long days in the sun., FastDry with 37.5 Technology makes this our fastest-drying gear., Fights odors., Rugged Flex technology for ease of movement., UPF 50*., Side venting to increase airflow.