They’re 100% waterproof, incredibly comfortable with a full Rebound BLOOM footbed, relentlessly rugged, and easy to slip on and off. They’re made for people who care by other people who care.100% Waterproof leather; gold certified by the Leather Working GroupBLOOM eco-friendly, algae-based EVA footbed that helps clean polluted water habitats.DuraFresh natural bio-technology activates to fight odorsSku: 73106-009