• The Willking 9x9 Mastermorphix is a 9x9 shape modification with only 4 sides. This mind bending, shape shifting puzzle is sure to give the most seasoned puzzler a challenge!
• FOR ALL AGES - Willking Speed Cube is the classic color-matching puzzle. Turn and twist the sides of the cube so that each of the six faces only has one color. Suitable for beginner and professional player
• EASY TURNING & SMOOTH PLAY - Improved anti-pop technology and structure for extremely fast and smooth Cornering,Durable Design; comes pre-lubricated and tensioned
• MULTI-FACETED DEVELOPMENT - Can foster your kid's sense of space and enhance a child's memory, to release the working pressure of the adults, to help prevent a decline in memory of the elderly. This classic puzzle game will never go out of style and keep your kids off TV / Ipad.
• ULTIMATE GIFT IDEA - Ultimate gift for kids, friends, family members, beginners and professionals; provides hours of enjoyable game play; perfect for reducing stress, exercising your brain, improving patience, memory and practicing hands-on dexterity, mental skills.