The Oyster boot is from the Naot Shell Collection, which runs as a Medium to Wide width. The Naot Oyster is a pearl of a boota rare and beautiful find! The breathable leather and suede uppers feature an inner medial zipper closure for easy slip-on wear. Supersoft leather-covered footbed is comfortable and absorbs perspiration. Naot shoes feature an anatomical removable footbed that replicates an image of an actual foot, much like footprints left when walking in sand. Ultralightweight memory foam construction offers instant gratification and foot soothing comfort from the first wear. Lightweight polyurethane outsoles for optimal shock absorption, flexibility and comfort. Made in Israel. Measurements: Heel Height: 1 in Weight: 13 oz Circumference: 10 in Shaft: 4 1 2 in Product measurements were taken using size 36 (US Womens 5), width M. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.