Sidekick Yoyo Pro Black Red Blue Splashes Professional Aluminum UNresponsive YoYo Aluminum Alloy High Speed Professional Unresponsive Yoyo Advanced Level - Center Track Ball Bearing Trick Yoyo - Improves Coordination, Flexibility, Hand & Wrist Strength. Extremely Fun Skill Based Yoyo For Hours & Hours Of Fun. Keeps You Off The Couch And Off The Phone. Beautiful unique 3 color splash anodized Aluminum Yoyo. Collect our entire collection of colors. Diameter 55MM (2.17 Inches) / Width 43MM (1.69 Inches) / Weight 68 Grams