The new series of dirty shoes, the out-of-print SMFK dirty shoes that you have been looking for, are back with an upgrade. The thick sole as always will not disappoint you. It is obvious that the height will increase. The versatile shoe. Upper material: original canvas. Shoe lining material: cloth. Insole material: Original TPU sole (5CM) Optional size: Female 35-40 (40 customized),