1 3/4" Autumn/Winter 63% Wool / 37% Polyester Headband: 100% Nylon The Heathered Tie Dye 504 by Kangol is a new multi-dimensional ivy cap that is hand-crafted in the USA. Made with a wool knit base with a contrast color polyester yarn for a heathered appearance, it is then heat blocked into Kangol's signature 504 shape. It is finished with a Kangol? kangaroo logo at the back in tonal colors.