The Seattle Rain Hat features a waterproof and breathable GORE-TEX® 3L membrane, and the fully seam-taped construction and tricot-lined crown provide additional protection from the elements. The adjustable brim allows you to customize the fit, and the removable chin cord keeps the hat securely in place on windy days. Designed for wet weather conditions, the Seattle Rain Hat is a high-performance headwear piece for a variety of outdoor activities