Jake Bullock Ti Dunk Yo-Yo - C size Bearing - Titanium YoYo,Introducing the first two colorways for the DUNK REBOUND. . The olive green is inspired by the original YoYoFactory Grind Machine. I love muted, off tones on yoyos. This shade came out,Jake Bullock Dunk Rebound Yo-Yo - D size Bearing - 7075 Aluminum YoYo,Dink,Dink