Quark shoes may very well be the 'lightest shoes on earth'. They also may be the most comfortable! Built from the lightest material that we know of, each pair of Quark shoes is lightweight, comfortable, and flexible. Slip on any Quark shoe, clog, or sandaland immediately feel the sensation of walking on air. In fact, no other brand incorporates as many advanced features for weightlessness and comfort as Quark shoes. Shop the collection today and you'll find a huge and colorful selection for men, women, and children including the ever popular Quark clog! Quark shoes are truly out of this world.