The principle idea behind MBT Tika is to lead by utlizing the most current health research, not by following the trends of the day. Intensive research has resulted in a shoe that is second to none.The MBT Tika feature a synthetic 3D mesh upper with an antimicrobial Dry & Cool mesh and foam sock lining allows for breathability and assists moisture management.They are highly used in the treatment, rehabilitation and prevention,your best choice!