deskripsi Upper material : Full Grain Leather Sole material : Pu - TPU Midsole : Steel plate ( optional) Insole : Pu Foam Lining : 3D Mesh Nylon Toecap : steel Fastening type : lace spesifikasi - steel toe cap - slip resistant - Anti static - Oil resistant - steel midsole - dual density Pu - TPU Outsole.