Brand new, unused. It's not a recent model. It's made with care. The back has serrations for a better fit. Please understand that this item has been stored at home, so only those who understand this should purchase it. Please make your judgment based on the photos. This is being sold as a used item, so please refrain from purchasing if you are sensitive to such things. It will be shipped via anonymous shipping using Rakuraku Mercari. Please ask if you have any questions.