Enjoy the spa-ready style and exceptional comfort of the Vionic with Orthaheel Technology Gemma slipper. Antimicrobially treated to manage odor, this women"s mule is made of super-soft plush terry and has a hook-and-loop closure at the instep to deliver a snug fit. Podiatrist designed and recommended by Dr. Andrew Weil, the biomechanical orthotic footbed features Tri-Planar Motion Control and a 1st Ray Flexor ZoneTM for a supportive foundation rarely seen in indoor footwear. The APMA-accepted Vionic with Orthaheel Technology Gemma mule slipper is finished with a rubber sole that has a wave-pattern tread to offer dependable grip on smooth surfaces. Fit tip: This style is available in whole sizes only. If you wear a half size, we recommend ordering down: For example, if you normally wear an 8.5, order a size 8.