Boot height: approx. 6'' tall. Upper: black full grain leather / black action leather / 1200 denier nylon. Construction: cement. Lining: two zone wicking mesh / Thoro'dri waterproof system, blood borne pathogen compliant. Insole: removable two density polyurethane Shock Zone insert with air flow vents. Outsole: two density rubber with integrated EVA impact pads. Shank: composite. Special features: non-metallic construction. Heavy duty YKK side zipper.