The Convertible is one of Reef's best selling flip flop, its been around for years and years and is so popular thanks to it being a very versatile sandal and serves a very practical purpose. You can hike, walk even run in these if you want with out them flying off your feet thanks to the 3 strap system Reef use with the comfortable EVA heel pad strap locking you in. Its their best seller for a reason the convertible will keep your feet happy all summer long.