The Chaco Kid's Z/1® EcoTread™ Sandals are a parents dream they are slip-on, versatile and washable that provides superior comfort and durability for any kind of adventure your kids get into. Offering a customized webbing upper that wraps around the foot to give your child the fit they need. The LUVSEAT™ footbed promotes healthybody alignment while cradling every bone and muscle in your child's foot to ensure superior long-term performance. Completing the look is the non-marking EcoTread™ outsole rubber that contains 25% recycled material. What does that mean? That means they will not mark floors, HORAY!