At first, I was hesitant about its ability to fit all head sizes, but the stretchy elastic fit is perfect for my small head and my husband's larger head. We both love how the headband stays in place during any activity without giving us a headache. The moisture-wicking feature is a lifesaver on hot and sweaty days. It keeps our hair and foreheads dry, making it perfect for running, hiking, yoga, basketball, and other athletic workouts. What I love most is how versatile it is. It's perfect for evSee full review