Size: 42-47-34mm. Weight: 50.9g Features of Yanqing Hamatou Walnuts: 1. Unique Shape: The surface has a distinct three-dimensional pattern resembling a "frog's head," offering a tactile experience. 2. Large Size: These are extra-large, providing a satisfying feel in the hand, perfect for handling and collecting. 3. Rich in Oil: Naturally high in oil content, they develop a luster with prolonged handling. 4. Matching Patterns: The patterns on the back and belly of the walnuts are aligned, allowing for enjoyment as a pair. This is referred to as "coordinated pattern (collaborative feature)." 5. High Collection Value: Due to their rare shape and texture, they are highly sought after by Wenwan walnut enthusiasts.