You're a serious ballplayer and we understand the work you put into your game. The DeMarini Grind Wheeled Bag was built to endure long days at the field and weekends on the road. Designed to hold four bats comfortably, a set of catcher's gear, and all of your other gear. This bag is built for the long haul. It also includes a separate vented shoe compartment, bottom rails and a new wheel chassis.