Thank you very much for viewing this product. It can be used for sanshin picks, karakui (tuning pegs), tama (beads), etc. By the way, you can definitely get 5-6 seals (for personal stamps) from it. The dimensions are 43mm (length) x 43mm (width) x 75mm (length) in a fan shape, and it weighs 175g. If you are interested, please leave a comment.