The Hammerhead Rope Hat was built with 3 things in mind: Comfort, Style, and Performance. Constructed from sturdy and stain-resistant nylon material, this hat was built for anything you can throw at on and off the course. Added ventilation holes and a built in sweat band are there to help keep you cool, and an adjustable snap-back design allows for one-size-fits-most sizing. A Hammerhead Golf Co. Hammerhead Rope Hat is essential for anyone looking to level up their game. Product Features: Constructed from stain-resistant, Nylon material. Adjustable snap-back closure for one-size-fits-most wearability. Laser cut ventilation holes and built in sweat band to keep your head cool while wearing. Care Instructions: Spot clean as needed with warm water and dish soap. It's not necessary to soak the whole item. For hard to clean spots use a soft bristled brush.