






🧠 Unlock your puzzle prowess with the Mysterystone 4-Pack — where speed meets style!
The Mysterystone 4-Pack YJ Cube Set includes four uniquely shaped YJ puzzle cubes—Fluctuation Angle, Wheel, Mirror, and Square King—crafted from eco-friendly ABS and PVC with advanced anti-pop technology for smooth, fast cornering. Designed for ages 3+, this set challenges standard 3x3 solvers with irregular shapes, making it an ideal gift for puzzle enthusiasts seeking both fun and brain-boosting complexity.








| Product Dimensions | 12.7 x 11.68 x 5.59 cm; 390.09 g |
| Manufacturer recommended age | 3 years and up |
| Item model number | Myst008 |
| Educational Objective(s) | Color Recognition, Creative Thinking, Memory Skill |
| Number of Puzzle Pieces | 4 |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries Included? | No |
| Material Type(s) | Abs |
| Color | 4-pack Yj Cube |
| ASIN | B0142O8542 |
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