WHY CHOOSE SPEED CUBE .COME TENSIONED LUBED .All the 2x2, 3x3, Pyramid cube are pre-lubricated and adjusted, There may be a little lubricant on the cube, please wipe it up and be assured that its harmless to people. Tension adjustable, loosen or tighten the cube with screwdriver, to find the most comfortable feel in your hand. .Suitable for beginners and professionals. .BENEFITS of SOLVING PUZZLE CUBE .Improve your concentrations .Improve the hand-eye combination .Improve the spatial thinking increase IQ level .Improve overall cognitive skills .Keep the mind sharp in old age .ANTI-POP STRUCTURE .Improved anti-pop technology and structure for extremely fast and smooth cornering. .RELIABLE ECO- FRIENDLY MATERIAL .Safe eco-friendly ABS material, non-toxic. Harmless to human and environment. The stickerless speed cube bundle requires no sticker. .Dont worry about stickers peeling off or fade. .Specifications: .Color: Stickerless .Cube Size: .2x2: 50x50x50mm .3x3: 56x56x56mm .3x3 Pyramid: 95x95x95mm .Weight:320g .Material : ABS plastic .Whats in the Box .1 x 2x2 Cube .1 x 3x3 Cube .1 x Pyramid Cube .