HATI'S BALL ON LEATHER STRINGIn Norse mythology, Hati Hrvitnisson is a warg; a wolf that, according to Snorri Sturluson's Prose Edda, chases Mni, the Moon, across the night sky White Rubber ball with soft leather string attached Great for ball drive dogs 60mm sized ball Leather line is 18" line, but can be trimmed down The use of a leather line on the ball, will not burn your hands.