Insulated and Waterproof
Black Boulder waterproof, salt-resisting leather. Comfort weave lining with B-400 Thinsulate insulation to keep feet warmer in winter and cooler in summer. Padded pigskin collar for superior fit and comfort. Removable Poly-Pillow Footpacer insole to absorb shock and reduce fatigue. Shock-absorbing Polyurethane midsole. Vibram lug positive traction outsole. One piece seamless leather foot construction keep boots watertight.