GREAT QUALITY: These 100% polyester unisex hats are lightweight, breathable, and moisture-wicking, keeping your head dry and cool during even the most intense workouts. Featuring a laser-cut design, these aerodynamic caps provide excellent ventilation and airflow during any activity, helping reduce wind resistance and improve your overall speed and performance, The polyester fabric is easy to care for and can withstand repeated use and washing without losing its shape or color.