The Midi Double Gore Slip-On Sneaker fuses style and comfort with twin gore panels on the vamp and a contemporary, chic outsole. For the greatest comfort, we recommend wearing your new Vionic footwear for just a few hours for the first few days to allow your feet to adjust to the new level of orthotic comfort and support. Within one to two weeks you should find the product completely comfortable and supportive. Firm yet flexible, removable microfiber-covered EVA orthotic insert. Biomechanically