Built for ultimate performance, this cap has SOLARERA™ 50+ UV protection, MICROERA™ odor-controlling technology and COOLERA™ sweat-wicking technology. Ventilating perforations give superior breathability and cooling. 100% polyester Structured Mid-profile Hook and loop with clear rubber tab closure 9FORTY FIT: Features a collegiate look with an adjustable closure, a contoured crown and precurved visor. Structured for stability with a classic cap shape.