This unit is great for a quick and cute look when your at the grocery store, practice with the kids, a quick run to the gym or a night out. Our headband units are tracks sewn on a cap. The headband has Velcro in the back to adjust the fit. It also come with a designer band. This unit requires you to preorder and it will be assembled at the time of your order. Please allow 3-5 days to assemble. Two weeks total to receive your custom unit.