This is a rare, natural "3-Muki" walnut. The probability of it naturally forming this shape is extremely low, and finding a pair with matching shapes and sizes is a feat in itself. It can truly be called a "miraculous pair." When viewed from directly above, its unique form resembles a triangle or the Mercedes-Benz logo. This distinctive shape is one of its major attractions, sure to captivate collectors. The "3-Muki" walnut is also said to "bring good luck with its three corners." Why not add a little luck and enjoyment to your daily life? ● A playful walnut to enjoy growing ● A natural walnut created by the great outdoors By rolling it in your hands, you can enjoy the gradual changes as it develops a richer color and luster, growing more beautiful over time. [Size (per piece)] ★ Belly: Approx. 50.3mm ★ Ear: Approx. 45.7mm ★ Height: Approx. 45.7mm ★ Weight: Approx. 59g *Please refer to the product photos. *Please note that slight errors may occur due to manual measurement. Please purchase with this understanding.