Stainless steel ring set Large: Approximately 25mm diameter (inner diameter) x 2 pieces Small: Approximately 23mm diameter (inner diameter) x 22 pieces *One of the 22 small rings has a slight misalignment at the joint and a small scratch nearby. *The set includes the number of pieces shown in the first photo. These were obtained as parts and have been stored at home without being used for anything. There is no rust, and they are shiny and in very clean condition. They are so sturdy that you cannot change their shape by pushing or pulling with your bare hands, but please be very careful about safety when using them. Please understand that these are items stored at home. I hope you can use them for something.