Kendama USA Classic - Natural [Toy] Simplicity and playability were the focus in developing the Kendama USA Classic series A perfect choice for the player who is looking for an affordable Kendama, but isn't willing to sacrifice playability Made of birch wood, this Kendama is the lightest and softest wood in our collection Please note that unlike the Tribute models, the Classics are a simplified product and do not include instructions, stickers, extra strings, or a metal reinforcement inside the handle.