Could your accessories collection do with a boost? Here's the solution. This collection of The Hill-Side hats uses sports and utility-inspired silhouettes to create timeless, easy-to-wear designs. Made in the USA and Japan, The Hill-Side hats are made from supremely comfortable materials such as Irish wool and twill. Add one of the brand's pared-back baseball caps to a sweatshirt and denim for easy-going off-duty cool.