Eight.3 Ronix Telescope 400 x2 Ballast Bags & Pump (800lbs) Ballast Pump:3000GPH Eight.3 Thanks to the symmetrical shape

Thanks to the symmetrical shape that starts with a square nose profile and ends with a square tail

The top is open for air

and bonus points for a round design that will "roll" with the boat as it moves back-and-forth

this shape is lightweight while being durable and dent resistant

Just spray it on

Eight.3 Ronix Telescope 400 x2 Ballast Bags & Pump (800lbs) Ballast Pump:3000GPH Eight.3 Thanks to the symmetrical shapeThe Eight. 3 Ronix Telescope Trapezoid 400lb Ballast Bags are designed to fit in the rear compartments of any v drive boat, and also works great for building a massive wake on the floor of any direct drive boat. The versatile back fits just about anywhere thanks to its size and shape. The width of the bag tapers from being the widest at the bottom to create a trapezoidal shape, which Ronix coined Anti Roll technology; This means no more monitoring