These leather Winter boots come with a light-weight composite toe protection and non-metallic nail penetration protection. The sole is made out of a PU compound, especially made for cold and icy surfaces. They come with a direct injected PU toe cap and a PU heel reinforcement with heel kick support. :EN ISO 20345 S3 CI SRC Upper: Light-weight composite toe cap Faux Fur lining for extra warmth Water resistant PU coated leather Heel Kick Support Extra padded tongue Reflective trims Sole: Non-metallic nail penetration protection Slip resistant PU direct injected outsole with molded scuff cap These leather Winter boots come with a light-weight composite toe protection and non-metallic nail penetration protection. The sole is made out of a PU compound, especially made for cold and icy surfaces. They come with a direct injected PU toe cap and a PU heel reinforcement with heel kick support.