FATSAC ballast systems are the original choice for Wakeboarding and Wakesurfing. Trusted by leading boat manufacturers, FATSAC offers consumers a line of superior products developed through careful research and testing. The products are specifically designed to provide added safety, convenience and improved performance without causing damage to your boat. By using the advanced cutting machine, welding system and Valmex material, your FATSAC will be extremely durable and of the highest quality. FATSAC is your ballast solution.