Usually polyester with a plastic brim. It’s cheap, lightweight, and you won’t cry when it blows into the lake at 3 AM. 📏 Get the Fit Right
Look for wool or heavy cotton with a structured crown. These have gold leafing (often called "scrambled eggs") on the brim and a real metal insignia. Best for actual boat owners or high-end costume parties.
If you’re actually out in the heat, a moisture-wicking lining is a lifesaver.