Tokyo Design Studio collaborates with New Balance on the MSNB1 Niobium Concept 1 in Zinc Blue, Shadow Blue and Black . A versatile 3-in-1 concept shoe that can be worn as a waterproof boot, outdoor mule or indoor slipper. A stretch rip-stop upper, welded PU overlays and assembly zippers down the tongue and around the heel allow for exceptional comfort and all-day wear throughout the year. eVent® waterproof membrane in the hightop boot provides weather protection while lightweight EVA foam cushioning delivers all day support. Finished with a traction-focused rubber outsole. Men's US sizing New Balance product code: MSNB17UQ