Crafted for optimal aerodynamics and premium comfort, the Fractel R-Series "ABACUS" Cap is made to provide runners with a race cap that is both lightweight and protective. Engineered with a refined structure and a shallower race fit to minimize drag, this cap is designed for high-tempo runs and races. Utilizing Polartec® Power Dry® fabric, renowned for its excellent moisture management capabilities, the lightweight cap proves to be a go to choice for any warmer weather adventure.