GREAT SPEED CUBE:Try the fastest speed cube,achieve the amazing solve time!Great for stress relief,sharpen your brain. EASY AND SMOOTH TURNING:Superior corner cutting,tension adjustable,excellent stability,Came pre-lubricated and tensioned. ECO-FRIENDLY MATERIAL:This speed cube is made of non-toxic ABS material,smooth stickers, never worry about the sticker fallin,ideal for kids' early brain development. MULTIPLE BENIFITS:Solving the original speed cube puzzles and brain teasers can develop the sense of space and enhance children's memory,also you can enjoy hours of fun with your friends or your family. PERFECT GIFT FOR HOLIDAYS:This speed cube is a perfect gift for Christmas/Birthday/Children's day,Classic puzzle games will never get out of style.