It says 23.5 to 24, but I think it's a bit large. I bought it from an online shop, but I thought it was a bit too flashy for me, and I haven't had a chance to wear it, so I'm selling it. I've only worn it once. I usually wear M or 24 cm sneakers with a little room to spare. I also have wide feet, and I think these are a bit large. They fit perfectly when I wore very thick socks. I didn't feel any tightness or pain while walking. If you want to see more details, please search on Rakuten or Yahoo. Backyard Family Product Name Trekking Shoes Sneakers Hiking Shoes Women's Purple Material Synthetic leather, etc. Country of Origin China Sizes [Women's] ・35 (21.5cm) ・36 (22.0cm) ・37 (22.5cm) ・38 (23.5cm) ・39 (24.0cm) ・40 (24.5cm) 【Easy to walk with a secure grip!】 ・Perfect for leisure activities such as mountain climbing and outdoor activities! Introducing lightweight trekking shoes. 【Reliable construction for peace of mind◎】 ・The sturdy outsole is durable and can be worn toughly even in mountain climbing and outdoor scenes! 【Grips the ground with a special sole】 ・Even on wet ground or unstable footing, the secure grip makes it less slippery and easier to walk with stable footing. 【Lightweight material for lightness】 ・The upper is lightweight and soft suede-like material. Wide design for a comfortable fit without feeling cramped. 【Clean with washable insoles】 ・The insole is removable. You can always wash it easily to keep it clean◎ 【Can be worn in a wide range of scenes☆】 ・Stylish design with colors that can be worn not only as trekking shoes but also for outdoor leisure♪