These are the DMBP Leather Pitching Machine Balls made by Diamond Sports. These baseballs are specifically designed with low, reinforced seams for durability and accuracy. Leather pitching machine balls give you the most realistic batting practice from a machine and are a great alternative to traditional dimpled balls.

Features

• Official 9 inch size and 5 oz weight
• Full Grain leather cover
• Cork and rubber pill center
• A-Grade grey wool blend winding
• Dual color stitching for easy identification
• Flat Seams for Machine Use
• Special Kevlar Stitching
• Stitches Will Not Break