Height : 8” / 20.4 cm 2 mm waterproof full grain leather upper and PU coated 1860D nylon, with sealed seams. YKK side zip. Non-conductive composite puncture-resistant plate. Antitorsion polypropylene insole integrated into puncture-resistant insole. Ventilated and anti-perspirant padded mesh with antimicrobial treatment to control odors. Waterproof and breathable membrane resistant to various pathogens Drylock III. Removable Instant Comfort insole made of gel, PU and memory foam. Dual density Vibram TC4 outsole made of natural rubber and a comfortable PU core. Padded tongue and collar for added comfort. Corrosion-resistant metal eyelets and speedlaces.