CamoOutdoor US Army Combat Vietnam Era Jungle Mens Boots Military Panama Sole Olive Leather Panama sole: ideal for swampy areas with obliquely cut tunnel Upper: PU coated Leather & 100% Cotton Canvas. Sole: Rubber Insole: Nylon, EVA (high quality superbly insulated foam keeps the foot dry & warm) Reinforced heel area 9-hole lacing, metal eyelets