The Okabashi Surf flip flop is a favorite among men looking for everyday comfort. You'll find arch support better than in your favorite sneakers. It is constructed of signature Microplast material that is anti-slip, anti-odor and vegan-friendly so that you can reduce your carbon footprint. It also has a durable, waterproof sole and features an ergonomic foot-bed with a massaging insole. It has a wider foot bed and high arch support for the ultimate in comfort. It is eco-friendly and made in the USA. It comes in L (8-8 1/2), LL (9-10), XL (10 1/2-11) and XXL (11 1/2-12 1/2).