UPPER: Hydro tumbled nubuck, black and TPU toe reinforcement LINING - the Solidbreath Dike lining is a high-performance, moisture-wicking fabric for cool and dry feet ANTI-PERFORATION INSOLE - Dikes have a Highsafe-Tex anti-perforation insole, ensures puncture protection and flexibility SOLE - Dike men's safety shoes have a sole with DRS (Dike Resiliant System) cushioned inserts; the compact anti-slip tread guarantees stability and comfort TOE AND HEEL - Glider men's work shoes have an Aluforce toe cap in cast aluminum; they have Comfortshell heel reinforcement for extra comfort Closed heel area; Antistatic properties; Energy absorption in the heel area Sole resistance to perforation, slip, oils and hydrocarbons Standard: EN ISO 20345 S3 SRC