Perfectly packable, this knit slip-on offers all-day comfort with supportive footbed contours and an ultra-flex sole. The Uptown skimmer is ready to explore. Designed with exclusive alignment technology to balance the whole you. Features premium upper materials and a deconstructed design to collapse flat. It has a lightweight, flexible outsole that's durable and designed to withstand everyday wear. The EVA midsole absorbs shock, reducing stress on feet, ankles, and knees. Built-in Vio Motion Technology footbed featuring contoured arch support, shock-absorbing cushioning, and a deep heel cup to provide stability and forefoot flexibility. For optimal comfort, wear your new Vionic shoes for a few hours to let your feet adapt. Within 1-2 weeks, you should experience full orthotic comfort and support. Imported. Upper: Premium Materials. Midsole: EVA. Heel height approx. 1.1 inches.