The size of the habaki is approximately 32/27/14MM, with a wall thickness of 15MM for a single layer and about 35MM for a double layer. Please refer to the photos for questions about product size. I will not answer questions. As this is a handmade product, there may be some slight variations, please understand. Copper products will oxidize over time. The color may change slightly. Please check the images carefully. Please confirm the images, size, etc., and make your own judgment before purchasing. We may not be able to accurately convey the condition and size of the product. Please understand. Regarding the size, it is measured and photographed by individuals, so there may be some slight errors. Please understand. We do not accept cancellations after purchase, so please be careful when purchasing.