Thank you for viewing! This is a set of two handmade items for matching outfits, with different sizes. At the time of purchase: SS size: Approximately 33cm chest M size: Approximately 40cm chest Please refer to the photos for detailed size information. These are handmade items and have been stored at home, so please refrain from purchasing if you are concerned or are very particular about condition. ^ ^ Since they are different sizes, if you only want to purchase one, the price will be 499 yen. Thank you for your consideration. ^ ^