Crocs Puff Boots Details The Classic that started a comfort revolution around the world is a do-it-all style that you’re sure to fall deeper in love with day after day. Boot up in a new lined version featuring a lined nylon funnel neck. Material Content: Other Materials,Textile,Other Materials Washing Instructions: Wipe Clean Lining: Textile Sole: Other Materials Upper: Other Materials The Classic Lined Clog with a loose nylon funnel neck, giving the appearance of a boot Bungee cord & lock at the cuff Incredibly light and fun to wear Easy to clean and quick to dry Dual Crocs Comfort: Blissfully supportive. Soft. Cradling comfort.