The Original Brain yo-yo is the one that started in 1990s Yo-Yo revolution. A Brain Yo-Yo contains Yomega's patented centrifugal clutch system that crushes the learning curve by returning automatically! This often copied, never-duplicated yo-yo is now the world's best-selling, longest-spinning, automatically returning yo-yo.

The Stealth style Brain is a wing shaped version of the standard Brain Yo-Yo.

Specifications:
Axle Type: Transaxle.
Shape: Wing Shaped.
Size: Weight: 1.8 oz (51g). Diameter: 2.25 Inch. Thickness: 1.36 Inch.

Please Note: Colors may vary. Included instructions are in Japanese.