The photo shows 40 pieces, but 100 pieces will be shipped. Length: Approximately 500mm [Slit included] Outer diameter: Approximately 7mm Inner diameter: Approximately 5mm These will be shipped in a box as is, so please open the package without using sharp objects if possible. Discounts are not available, so please consider purchasing at this price. Shipping will be from the Kanto region. Shipping will be via Mercari delivery service. We may change from Rakuraku to Yuyu or Yuyu to Rakuraku. If you have a preference, please contact us in the comments section before purchasing.