Crafted with original and eco-friendly ABS material, non-toxic, harmless to human and environment This speed cube can foster your kid’s sense of space and enhance a child’s memory. Solve it when each side matches .Suitable for beginner and professional player. Definitely a good choice for you to improve personal record in competitions . Enjoy hours of fun with you family and friends Barrel or Octagon cylinder Cube is the latest 3×3 barrel cube to hit the market. This one features a stickerless design, with vibrant Stickerless A modern internal mechanism that allows for good corner cutting performance.This speed cube can foster your kid’s sense of space and enhance a child’s memory. Solve it when each side matches.