S3 safety shoes Water-repellent upper made entirely of tanned leather: highly flexible and resistant footwear. Reinforced protection over the toe stiffener: increased resistance and safety. Antibacterial lining with 3D structure: perfectly breathable and quick drying. Side waterproof inserts: prevent liquids and dust from entering the footwear. Padded ankle and tongue: moulds to the shape of the wearer's foot, comfortable even for long periods of wear. Highly insulated to protect the foot from heat (HI) and cold (CI): excellent adaptation to a wide range of conditions (frozen ground, extreme high temperatures). Composite toe stiffener and metal sole plate.