This 'Blue Fern' Race Hat is simple yet effective in keeping sweat off your face and out of your eyes while running. This is our most popular performance hat style, used by endurance athletes, runners, triathletes, rowers, hikers, and many others. This race hat combines various key features that make it so effective, including the Eventure™ knit shell and terry sweatband that create maximum airflow and moisture transfer. This performance running hat also has a black undervisor to help reduce glare, an adjustable rear buckle with ponytail opening, and a super cool sublimated design on the bill and side panels. Whatever the distance or condition, stay cool and comfortable with this 'Blue Fern' performance race hat.