Milwaukee Blue WORKSKIN™ Performance Fitted Hat, S/M is a lightweight and breathable hat designed to keep you comfortable all day long. It features moisture-wicking fabric that dries quickly and helps you stay cool, making it an i choice for active wear. The breathable poly blend material combined with a stitchless brim provides UPF 50 protection, effectively blocking harmful UV rays. This performance hat blends comfort and functionality, for those who need reliable headwear in any condition. Model Number: 507BL-SM