The MBT Shoes were created after studying the Masai tribe from East Africa. They forced to use their body to maintain balance. This balancing act, apparently, is good for strengthening core muscles and promotes good posture. Creates a natural,uneven walking surface and forces the body to use all the major and stabilsing muscle groups,thus training the whole body to move correctly.Includes increasing muscle activity and decreasing strain on your joints and tendons.MBT Shoes Sale at big discount,Hurry up!