This fan favorite just got a make-over! With upgraded materials, 23walk 2.0 delivers the same unmatched Vio Motion support, that made the original Walk sneaker an icon. Breathable, moisture-wicking mesh liner reduces friction makes this the perfect all day sneaker. . Designed with exclusive alignment technology to balance the whole you. Breathable mesh upper. Durable rubber outsole for traction. Built-in VIO MOTION Technology footbed featuring contoured arch support and forefoot flexibility. Helps correct pronation and promotes full-body alignment and many different types of foot ailments. 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. 1.75 inch(es) heel height. Imported.