Alvinlite Newton's Cradle Balance Ball Fun Science Desk Toys, Physics Educational Tool Swinging Kinetic Balls for Home Office Desktop Decoration(S)

About this item

• This Science Physics Gadget is made of quality plastic and metal material, sturdy and durable to use.
• Elegant decor and stylish design make it a great decor for your bedroom or office.
• Pull one or more of the balls, release them and the same number of balls will swing on the other side.
• This Kinetic Motion Toy is great toy for both adults and children to relieve their stress.
• The Desk Balance Balls is widely used for home / office desk decoration or birthday gift.