Japan MOKURU Hand Spinner Amazing Desk Toy MOBAR Stress Reliever Desktop Flip Toys Hand-Eye Co-ordination Concentration Trainer
Size: about 9*2.5cm (3.6*1'')
You can rolling it in any direction, or rolling it twice and then catching it, or rolling it faster.
Simple design and unlimited possibilities to be able to effectively test and exercise your creativity and dexterity.
Perfect Hand-Eye coordination toy, suits for one person to play, or play together with your friends and families.