100% polyester fabric with terry sweatband, moisture-wicking, cooling and quick-drying, flat front panel perfect for custom logo application, Black undervisor reduces glare, machine washable; air dry; one-hand adjustable back buckle with ponytail opening, one size comfortably fits most. Made in our California factory to the highest standards. The best and lightest you can buy. Features the Sidwell Friends Rowing team logo.