The Duncan Classic Yo-Yo. The Imperial Yo-Yo is ideal for traditional looping and up-and-down play, while the Butterfly Yo-Yo features a wider shape that makes learning tricks more approachable. Built for smooth spinning and reliable performance, these yo-yos invite hands-on interaction and repeat play. Age: 6+ • Product Dimensions: 4.13" L x 1.25" W x 5.60" H • Play Pattern: Skill-based play through throwing, looping, and learning yo-yo tricks • Skill Development: Encourages hand–eye coordination, timing, fine motor skills, and focus •