Fat Sac Wakesurf Wakeboard Boat Floor Ballast Integrated Bow Bag - Body 20x29x12 Arms 32x12x12-725 lbs Gray, Black, Blue, Red, White, Camouflage Valmex Made in USA Floor Fat Sac Ballast bag Body 20"L x 29"W x12"H Arms 32"L x 12"W x 12"H 725 lbs Designed to fit under the seats of open bow boats. Gray Integrated Bow Sac