From indoor lounging to outdoor adventures, the Gemma II mule from Vionic has you covered. With exclusive alignment technology and built-in VIO MOTION Technology footbed, this slip-on provides unparalleled support and comfort. The plush upper offers both style and warmth, while the flexible EVA midsole reduces pressure and stress. Its APMA-approved design makes it an ideal option for optimal foot health and alignment. Fabric upper. Slip-on. Adjustable hook & loop strap closure. Round toe. Synthetic lining. Cushioned EVA footbed with VIO MOTION Technology. Flexible EVA midsole. 1.5" heel. Synthetic sole.