"Millstone" Mopan Wenwan Walnuts Pair | 42.0mm x 39.0mm | MP-1501C

This single-inventory listing features the exact pair of Wenwan walnuts shown in the product gallery. Carrying the stock ID MP-1501C, this set belongs to the traditional "Millstone" (Mopan) variety. The pieces measure 42.0mm in width and a heavily compressed 39.0mm in height. They showcase a classically flat-based, deeply squatted architecture with dramatically dropped shoulders and an intricate, craggy network of fine surface wrinkles. The pair has been fully cured, cleaned, and brushed for international shipping.

• Stock: 1 of 1 (Single Unique Inventory)
• Variety: Mopan / Millstone
• Dimensions: 42.0mm (Width) x 39.0mm (Height)
• Grade: S+ Tier Premium Selection

[About the "Mopan" Variety] The Mopan variety is an iconic, highly prized heritage lineage within the Wenwan walnut hobby. It is named after traditional stone millstones due to its naturally flat base, significantly compressed vertical axis, and distinctive low, dropped shoulders. This variety naturally concentrates its organic wood mass heavily along the lower equator line, minimizing empty chamber space inside the shell. This unique geometry drastically reduces rolling resistance across the fingers, offering substantial physical presence, superb handling leverage, and an incredibly smooth continuity for rhythmic palm rotation and daily sensory meditation.

[Characteristics of MP-1501C]

• 42mm Compressed Low-Profile Frame: Measuring a broad 42.0mm in width and a highly compressed 39.0mm in height, this pair carries an elite, low-profile stance. The wide footprint rests securely in the palm, providing superb leverage and grip control during handling.
• Excellent Morphological Match: The two independent walnuts show an outstanding structural pairing, mirroring each other with broad base foundations, uniform outer contours, and a well-balanced horizontal center of gravity.
• Symmetrical Grid Alignment: When viewed from the top-down perspective, the set exhibits highly balanced central ridge pathways, highly consistent outer shell thickness, and perfectly centered top apex points running across both rinds.
• High Bone Density Timber: Hard-grown from old-growth wild mountain trees, the thick rinds possess exceptional organic density, generating a clear, solid, porcelain-like acoustic ring during manual play.

[Basic Care & Aging Info] This collectible variety is grown strictly for hand-play (pan) and is completely distinct from common edible food variants. Through regular handling with clean, bare hands, the high-density wood grain steadily absorbs natural skin oils. Over time, this natural interaction will cause the initial golden-caramel coloration to gradually darken into a deep, glossy, red-brown patina. To keep the fine craggy lines pristine and prevent dust accumulation in the deeper valleys, it is recommended to brush the crevices thoroughly with a standard bristle brush after each handling session.

[Specifications]

• Variety: Mopan (Millstone)
• Stock ID: MP-1501C
• Dimensions: 42.0mm (Width) x 39.0mm (Height)
• Base Features: Wide, flat foundation gate with drop shoulders and a cleanly centered top crown.
• Texture: Deeply set craggy wrinkles, dense vertical channels, and a well-distributed surface grid.
• Best For: Advanced collectors and hobbyists looking for a wide-profile, highly compressed pair with signature millstone framing for comfortable daily rotation and premium patina development.