what size is 38

It is unclear from the question what type of item is being referred to, so it is difficult to provide a specific answer. However, based on the search results, size 38 can refer to different things depending on the item. For example, a size 38 shoe is a mens size 7.5 in the US, while a size 38 in womens clothing is equivalent to a US size 2. It is important to note that size conversions can vary depending on the brand and style of the item, so it is always best to check the specific brands size chart for the most accurate conversion.