The Bogs Sauvie Slip On features a 100% waterproof design and has a BioGrip anti-slip outsole. This clog is made with a lightweight Seamless Construction and has a Rebound midsole for extra cushioning. It is constructed with 3mm Neo-Tech waterproof insulation and includes DuraFresh organic bio-technology to fight odors. Additional benefits include a BioGrip slip resistant outsole and a shank in outsole for support and stability.