Introducing the Indiana Full Leather Hat, brought to you by Outback Leather! Proudly Australian owned and operated, Outback Leather have designed this hat with inspiration from rural Australia and the Australian outback. The design is crafted from a 100% full grain cow leather to create an incredibly durable, stylish and rugged designed hat. Stay protected whilst exploring the outdoors, thanks to the included UPF50+ sun protection rating to shield you from the suns harsh rays, and water resistance for when the weather takes a turn. When you're heading off on a holiday, the Indiana Full Leather Hat is also able to be folded for travelling! To measure your head, take a measuring tape and place it around the circumference of your head, slightly above your ears. The medium sized Indiana fits head sizes approximately 56-57cms, or 21-22 inches.