This Fun Umbrella Hat Folds Up Just Like an Umbrella for Easy Travel. There is an Adjustable Elastic Inside for All Head Sizes.Comfortable fit. Elastic headband fits nearly all head sizes with ease. Use As a hat or as an umbrella.Stylish and functional. Practical design keeps you dry while keeping your hands free.Perfect for keeping your head dry on rainy days or keeping it shaded on sunny days. Use For Home, Gardening, fishing, golfing, Basketball, Baseball,beach sports, Traveling,Camping And Outdoor activities.Suitable For Sun, rain,Wind.Great For children,kids,adult,student. EASY USE:Opening/ Closing is Pretty Simple Once You Understand It.Adjustable Headband for Most Adults (Heads Between 20 – 23 inches in diameter)Stay dry & make a bold fashion statement & this stylish. Package include: 4pcs Umbrella Hat.if you aren’t satisfied with the purchase for any reason,don’t hesitate to contact us to request refund or replacement. 30 DAYS MONEY BACK guarantee + exchange!