GEAR YOU CAN TRUST: The Seattle Rain Hat features legendary Gore-Tex waterproof protection and an internal adjustment for increased fit and comfort during rainy day activities. GORE-TEX: Delivers the industry standard for durable, waterproof and breathable outdoor wear; 2 layers of construction and an integrated water-repellent membrane ensure you keep dry even in extreme conditions. THRIVE OUTSIDE: This packable hat has a 3" foam-stiffened brim at the front & sides, with a 3.75" back; the removable chin cord lets you style this hat to meet your needs in any situation. PERFORMANCE MATERIAL: Experience waterproof, moisture-wicking, and breathable coverage in the seam-sealed Seattle Hat. Made from 100% recycled Nylon, with a 70D Plain Weave Crown, this hat has an Ultraviolet Protection Factor (UPF) 50+. ADVANCED HEADWEAR: Available in sizes SÐXL, this adjustable rain hat for adults weighs 3.07 oz so you can approach rainy weather confidently with Outdoor Research.