The Orthaheel Holly sandal is a stylish slip-on shoe that’s great for any occasion! Brand new never worn. Still in box. Metallic silver complements a wide range of fashionable outfits. These chic sandals have two adjustable Velcro straps with a zig-zag which lay across your foot flawlessly. They feature biomechanical orthotic technology that supports your feet and helps realign the lower legs- reducing over-pronation and associated aches and pains. Orthaheel's technology assists in restoring the foot's natural (neutral) alignment, enabling the feet, ankles and legs to dynamically function as nature intended. Podiatrist-designed, clinically shown orthotic support Tri-Planar Motion Control system for essential support and stability Flexible and lightweight construction. So not only are these shoes luxurious but they give that luxurious feel too. From the manufacturer regarding sizing: If you are a half size, we recommend ordering the nearest size down. Fits medium "B" widths. For the greatest comfort, we recommend wearing your new Orthaheel footwear or orthotics 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. Non smoking home without pets.