Classic Flip - Men'sSlip into the Classic Flip Flop from Chaco. This is one flip that wont flop, featuring ultra durable PU construction inspired by the Classic Z Sandals and a sturdy and capable underfoot feel. Engineered with Chacos contoured LUVSEAT arch support that promotes healthy alignment, the corrective footbeds are accepted by the American Podiatric Medical Association (APMA) and feel fantastic while wearing or recovering after long days on the go, running,