I apologize to those who viewed this! This is a product exclusively for custom orders. I also didn't know about it, but it's a substitute for the Kös, the bass drum used in Turkish Mehterhane music! Thank you for your order of two! This is the first one. Body: Void tube Hitting surface: Plastic canvas coat 16-inch single head Height: Approximately 78 cm including the base Diameter: Approximately 40 cm