Imagine a sandal that feels like a running shoe. The Tall Boy XT is the upgraded, premier version of our best selling Tall Boy. It has a Memory Foam top layer that sits on top of the extra thick midsole of a maximalist running shoe. The result is a the deep heel cup and full arch support cradle your foot with soft support. The Flex Groove Outsole provides biting grip, natural flex and bottom-up cushioning.