Dudley Thunder ZN Slow Pitch Composite Soft Ball
The Dudley Thunder ZN slow pitch softball is a professional grade softball with a .44 COR 525 pound compression rating. This ball is made of a high density polyurethane wrapped in a composite material outer with flat seams. The ball gives players lasting performance giving players great at bats. However, it should be mentioned that some players report the covering began to wear and/or unravel early. Still, this is a great practice ball for any slow pitch league.