MestariThe Karhu Mestari was known for the patented Karhu air cushion midsole and the colourful design caught the attention of competitive runners. The air cushion under the heel and the elevated arch support considerably reduced strain on the knees, pelvis and small of the back. Classic runner Lace up closure M logo in synthetic leather Foam footbed with arch support Dual density top surface midsole Air cushion under the heel Materials Upper: suede and