Dayan Shuang FeiYan Cube

Dayan Shuang FeiYan Cube (Twin Swallow Variant)

An exquisite multi-axis twisty puzzle masterpiece from DaYan, featuring hyper-dense curved cutting paths and advanced geometric complexity.

The Dayan Shuang FeiYan Cube (translated as the "Twin Swallow" Cube) is a highly sophisticated, premium puzzle engineered by the legendary manufacturer DaYan. Sharing its core design language and mechanical DNA with the famous DaYan BiYiNiao (比翼鸟 / Birds of a Feather) puzzle, the Shuang FeiYan serves as a significantly more complex and upgraded evolution. The defining difference lies in its dense line configuration: the Shuang FeiYan incorporates additional, tighter curved cutting lines across its faces compared to the BiYiNiao. This increased cutting density fractures the puzzle into a much higher number of interlocking pieces, dramatically raising the difficulty level and altering the tracking logic.

The sweeping curved incisions across its faces visually mimic the poetic silhouette of swallows in full flight. Turning the puzzle along its multi-axis tracks alters its orientation in unexpected ways, fracturing its solid cubic form into chaotic, overlapping geometric patterns. It provides a thrilling, high-level spatial challenge for advanced cubers looking to conquer a denser puzzle matrix and complete their high-end DaYan collection.

🎯 PREMIUM MECHANICS & DESIGN FEATURES

High-Density Cutting Matrix: Features an expanded array of sweeping, curved face cuts that partition the puzzle into finer, more numerous segments than its sister design, the BiYiNiao.

Advanced Multi-Axis Shifting: Engineered with a deep-cut turning mechanism that allows smooth slice rotations across multiple internal axes, resulting in intense jumbling and shape-scrambling states.

Elevated Solving Complexity: The additional cut-lines eliminate straightforward patterns, creating intricate corner-edge configurations that demand superior visual tracking and advanced algorithmic execution.

Legendary DaYan Performance Core: Built upon DaYan's historic precision core engineering, providing exceptional stability, minimal catching, and excellent tactical alignment during complex solves.

High-Grade ABS Construction: Manufactured with professional-grade, eco-friendly ABS plastic to ensure uniform layer thickness, long-term durability, and incredible wear resistance.

📊 PRODUCT SPECIFICATIONS

Brand Name: DaYan (DY)
Item Name: Shuang Fei Yan Cube (Twin Swallow)
Puzzle Classification: Complex Multi-Axis Variant / High-End Shape-Shifter
Design Lineage: High-density, multi-cut evolution of the DaYan BiYiNiao (Birds of a Feather) design
Puzzle Dimensions: 6.7 x 6.7 x 6.7 cm
Net Weight: 164 g
Material Composition: Professional-Grade ABS Plastic
Exterior Finish: Classic Black Body with High-Contrast Textured Tiles / Stickerless Format
Product Condition: 100% Brand New Factory Stock