Full Size 4x4 Speed Cube Competition Early Education Children's Training Intelligence Speed Cube Toys Playing the 4x4 cubes, helps to improve your concentration, patience and self-confidence. Bright color schemes are more harmonious, more aesthetically pleasing, and provide easier color differentiation. Christmas, birthdays and any special occasions are great opportunities to gift this speed cube to family and friends as party favors This speed cube is made of eco-friendly materials, using original ABS material, no stickers, non-toxic materials, the color will never fade. Product Specifications Product Name: 4x4 Cube Material: ABS Safe Material Color: Stickerless Level: 4x4x4 Cube Cube size: 62*62*62mm/2.36x2.36x2.36in Weight: 100grams/3.52oz Packing: Gift Bag Package Included Jbpbslu QY Toys 4x4 Cube Solutions Manual