Each strap is adjustable with hook and loop closureArch supportComfort SandalCasualOrthoticOpen ToeCountry SandalPeasantPrarieVio-Motion Support is an innovative approach to foot health: Vionic conceals biomechanical technology into each shoe. All-day comfort is a difference you can feel.Deep heel cup provides essential stability.Contoured orthotic footbed for addictive supportVio-Motion Support is designed to provide you with proper alignment, which can help reduce common aches and pains by aligning you from the ground up.Uppers: Leather or Natural Cork.Footbed: Microfiber wrapped EVA absorbs shock, reducing stress on feet, ankles and knees.Durable rubber outsole with a patterned tread provides traction on a variety of surfaces.Vionic Technology is biomechanically designed to hug your arches and support your feet in comfort. Vionic sandals' built-in orthotic is shown to be effective in helping to treat heel pain (plantar fasciitis).*MSRP $110