Clarks trigenic flex shoes developed from archive findings with a silhouette that meticulously follow 34 1 12 inchs the shape of the foot the trigenic flex is a pioneering fusion of footwear engineering technologies and classic moccasin construction a three part decoupled sole unit offers superior flexibility with an ortholite footbed provides cushion comfort and moisture management outer black nubuck outer blackwhite nut brown charcoal black wlined white suede inner blac