Wakeboard and wakesurf ballast bags and pumps are essential to give the smaller boats the perfect wake to surf or to rip. There are multiple shapes and sizes of ballast bags and work through our selection to find the ballast bag that fits into your boat and creates the wake you are after. Make sure you get a pump that gets the water in out fast, a great ballast pump will fill and empty a ballast bag in minutes. Ronix Eight 3, and Straightline.