■ Color/Size/Variations ・Color: Blue Marble ・Size (as seen in the photo): 13cm wide, 19cm long x 2.5cm high ・Variation: One-of-a-kind ・Coated (gloss finish) ■ Materials/Country of Manufacture ・Materials used: Jesmonite ・Country of manufacture: Japan ■ Care/Handling Instructions ※ Air bubbles are likely to remain due to the nature of the material, but this does not affect use. ※ Handle gently as it is prone to cracking. ※ Prolonged exposure to water may cause discoloration, so it is best to avoid this. Please note that this is a handmade item. Thank you for your understanding.