【Features of the Abacus】 This abacus features wooden beads securely fixed within a black frame. As a traditional calculating tool, it's perfect for education or as a hobby. 【About Included Items】 A red case is included, making it convenient for carrying and storage. The case is dirty and old, so I'll include it for protection during shipping. 【Related Book】 The book "The Easiest Abacus" is included, which is helpful for learning how to use the abacus and calculation methods. - Type: Abacus, 4 total, including a Tomoe abacus - Color: Black - Material: Wood - Included Items: Red case - Book Title: The Easiest Abacus Thank you for viewing.