Aokbean 3 by 3 Speed Cube Stickerless Magic Cube 3*3*3 Puzzle 62mm Material : Enviromental ABS Corner cutting , Tension adjustable.It doesn't corner twist as often nor does it lock up.Difficult to pop, good control of the cube.Excellent stability Combines Well designs with good value.The 6 plastic color puzzle never requires stickers , Crafted with original and eco-friendly ABS material, non-toxic, reliable and lightweight, harmless to human and environment Ultimate Gift for Kids- gift for kids beginner, exercise your brain, take it everywhere