?HIGH QUALITY MATERIAL?This Newton’s Cradle Balance Balls is made of high quality metal material, sturdy and durable to use and and the unique design idea make an impression.
?GREAT DECORATION GIFT?Pull one or more of the balls, release them and the same number of balls will swing on the other side. Elegant decor and stylish design make it a great decor for your bedroom or office.
?PERFECT AS A GIFT?This Newton’s Cradle Balance Balls can widely used for home / office desk decoration or birthday gift. And suitable for children to experience the fun of mechanics in the process of playing this fun gadget.
?HELP RELEASE STRESS? Because of its various funny way of playing, every kids are very easy to be attracted by newton's cradle, nice gift for them; and as office desk decoration, it can help you release much pressure when see the swing ball
?SERVICE GUARANTEED?We offer a unconditional warranty If for any reason you are unhappy with our product you will be entitled to a full refund or replacement. If there is any that don’t meet your expectations, please feel free to contact us, we are here to help.