Kangol Brand Vent-Air Cap for Big Head sizes, 0290BC. #1 selling cap in the world. Kangol, with its distinctive Kangaroo logo on the back, is making this vent-air cap in more, extra-big sizes and colors than ever. Now, you can have more color choices to match your summer resort and golf wardrobe. Hand washable. Nobody can match the shape and styling of the Kangol Vent-air cap.