Thank you for viewing. I have added the inner tube and relisted the item. [Product Description] - Brand: Kutsuwa Shoten - Material: Bamboo - Size: Height approx. 30cm / Width approx. 25cm Inner tube length 14cm / Diameter 8.5cm - Accessories: None This item was custom-made by the 4th generation Akitakei Kutsuwa Shochikusai in Arima. It has been stored at home. Inner tube included. (There is damage to the bottom of the inside) *Due to the nature of bamboo, some breaks may be seen due to the manufacturing process or aging. Please check the condition in the images. [Notes] - Please understand that this item is stored at home. - There may be minor scratches or marks not mentioned. - The color may appear different depending on the monitor you are viewing. Please understand this beforehand. - Please check the photos for detailed condition.