The Crocs Classic Puff Moc features all the charm of the classic Crocs Clog with a modern puffy twist. Crafted with a molded Croslite foam that features a nylon puff upper for a roomy feel. A collapsible heel transforms this modern moc from a closed-heel clog to an open-back mule to change up your look. Microfleece lining combined with a warm fuzzy footbed ensures all-day comfort making this shoe perfect for laid-back days.