Color: khaki w/olive underbrim Let the air flo! The New Tilley Airflo provides sun protection in a lighterweight construction. Tilley Airflo designs incorporate mesh into the crown allowing coolness and comfort during hot days or strenuous activities. Engineered from Tilley Nylamtium�, a strong water- and mildew-resistant form of nylon. The LTM5 is the Airflo version of our LT5 Hat. It has a semi-sloping front and back brim and a relatively high crown. Measurements: Front Brim: 2 5/8", Back: 2 3/4", Sides: 2 1/8" And it weighs only about 3 ounces.