If you currently wear size 8 shoes and want to switch to size 9, it’s likely that the size 9 shoes will be too big for you. Typically, shoes are designed to fit your foot snugly and securely, and if they are too large, they can cause discomfort and even lead to injury.

It’s important to note that shoe sizing can vary between brands and styles, so it’s always a good idea to try on a few different sizes and styles to find the best fit for you. If you’re not sure what size to get, consider going to a store where you can try on shoes and get advice from a salesperson. They can help you determine the correct size and fit for your foot.