10 inch Mining boots. Waterproof full grain upper with sealed seams. Rigid internal METATECH System 360° metguard protection, CSA certified, protects the top as well as the sides of the foot. Steel toe protector and composite puncture-resistant insole. Breathable and abrasion resistant Cambrelle lining with antimicrobial treatment. Waterproof and breathable Sympatex membrane resistant to various pathogens. 200 g Thinsulate insulation surrounding the foot. Removable Instant Comfort insole made of gel, PU and memory foam. 90° heel angle. PU scuff resistant bumper toe increasing wear protection. Dual density Vibram V4K outsole made of TC4+ natural rubber and a comfortable PU core. Fire resistant Nomex thread. Padded tongue and collar allowing extra comfort.