Featuring Thinsulate? 200g insulation for enhanced warmth and comfort, these boots are equipped with a slip-resistant, oil-resistant rubber outsole for steady traction. The padded collar and tongue add extra cushioning and reduce irritation. Seam-sealed waterproof construction and a waterproof membrane keep your feet dry. The RBar provides superior stability, while the nylon shank ensures both stability and flexibility. A removable footbed offers advanced cushioning and can accommodate custom orthotics. Meets ASTM F2913-11 standards.