Improve your posture with this everyday casual sandals. Narua 5 Men's sandals will change the way you use your body so that your muscles, back, and joints work as a unit to compensate for the shoe’s natural instability. The unique multi-layered sole and Masai sensor help you to achieve improved posture and balance, strengthen and tone muscles, and reduce pressure on your joints as it emulates the feeling of walking on sand. The rolling motion of MBT shoes is greatly beneficial to those with plantar fasciitis and other types of foot problems. Nappa leather straps finished with a cow leather footbed, our patented rocker sole and non-marking outsole.