Sunday Afternoons Men's Cruiser Boonie Hat - Simplicity defined for all your warm weather explorations. When you seek relief near the water, you can relax knowing your Cruiser will float should it get away from you. This is a hat you won't forget time and time again. 2 3/4" front and side brim, 3 1/2" back brim/floatable foam core with poly brim wire UPF 50+ Certified Sun Rating (mesh vents not rated) Strategic Mesh Ventilation Water Repellent/Stain Resistant Integrated Wicking Mesh Liner (except Large Cream and Large Sand which feature a wicking sweatband) Packs flat for travel Chinstrap with cordlock Rear Adjustable Cordlock Sizing Designed in USA/Imported Weight: 3.7oz/104.9g Body: 100% Nylon Mesh Ventilation: 100% Polyester Style: S2A11020B5570