Buckle closure High quality material: high quality polyester fabric. Not only does it provide UPF 50 protection for sunburn from outdoor activities, but it's also a good preventative measure on rainy days. 360 Protection: Comes with a face and neck flip cover for full protection from the scorching sun. The extra wide brim provides wider shade without hindering viewing. Multifunctional: Removable top and flaps. Provide a variety of wearing methods to meet different needs. Lightweight design, easy to carry. Perfect for a variety of outdoor activities such as hiking, gardening, fishing, and more. BETTER DESIGN: The drawcord design keeps the hat in place during strong wind or heavy rain. Buckle button for quick release and application. Wide Brim Sun Hat - Versatile Upf 50 Protective Bucket Hat, One Size(purple)