100% waterproof construction repels all moisture to keep feet dry - Waterproof leather gold certified by the Leather Working Group - Soft fleece lining with Max Wick and Durafresh coating for all-day comfort - Internal steel shank for maximum support and stability - BioBased Rebound insole for comfort energy return and odor control - BOGS Grip outsole provides tried-and-true all-purpose traction - Semi-aggressive do-it-all tread with a 90 heel-built for light work and mixed terrain - Comfort range from 5F to 85F (-15C to 29C) for four-season wearability