The Oxygen Generation II roller shoe showcases a 1-piece molded polyurethane sole that houses 4, spring-loaded, retractable polyurethane wheels with 608z precision bearings. The wheels deploy with the push of a button and while not in use they fit into the sole to provide a fully-functional shoe with a synthetic and nylon mesh upper.

Product features:
*Synthetic with nylon mesh lining and synthetic underlays, *1-piece molded polyurethane sole, *Low-profile midsole, *Comfort felt lining , *3-mm EVA insole , *4 spring-loaded, retractable 30 mm x 16 mm polyurethane wheels , *Push-button wheels , *608z precision bearings.