UltraFlex Barefoot - Leather shoes (unisex)Better health thanks to the most natural approach Regular shoes such as sneakers, running shoes or gym shoes often have a stiff design that activates only a small part of the foot muscles when walking or running. This can lead to various foot problems, such as flat feet, arched or splayed feet, and even heel spurs and Achilles tendon problems. It's time to leave those uncomfortable shoes behind and discover the path to natural, healthy, pain free