• QY Toys Pyraminx Cube 4x4 is currently the highest order Pyraminx Cubes, it has 4 layers that can be rotated. stickerless
• Excellent corner cutting function, adjustable tension. It will not turn as usual, nor will it lock up. Difficult to eject, easy turning and smooth play
• great corner cutting, tension adjustable. It doesn't corner twist as often nor does it lock up. Difficult to pop, good control of the cube,The colorful colors of the whole body add a lot of fun for the children.
• Safe Material, made of eco-friendly ABS material, it is harmless to human body and environment. which mean no fading, peeling or Cheating! frosted surface design results in a smoother, faster and more durable cube.
• Solving puzzles and brain teasers are important activities that teach children to work hard on complex problems, increase their spatial awareness, develop a sense of space, and enhance memory. The perfect Christmas/birthday gift for kids.