Our this twist speed cube is made from eco-friendly ABS plastic. It has a very special and novelty structure. Adopted the optimized material make every turning more compliant and more comfortable as you wish We provide highest quality magic speed cubes: The stickerless speed cube requires no sticker. No need to worry about stickers peeling off or fade. Improved anti-pop technology and structure for extremely fast and smooth cornering User friendly ergonomic design: excellent corner cutting and proper tension adjustable. Its not easier to pop and good control of the cubes. This twist speed cube comes with factory default pre-lubricated and tensioned This classic puzzle game is perfect for all ages to play and will never go out of style. For children, it can develop their intelligence, improve their three-dimensional imagination and hand flexibility. For adults and teenagers, relax their mood after tense work and study. For elders, exercise their brain, prolong their life Perfect gift for all of people and all the festivalsThis classic puzzle game will never go out of style