The Tug is the ultimate tug-of-war apparatus for creating competition and building team spirit. Using water for weight, the weight is adjustable up to 140 lbs. and the inertia created by water moving inside provides functional training results by working all muscle groups including core body muscles. The Tug's versatility provides for a wide range of exercise, training, and strength and conditioning activities. The Tug is endorsed by team coaches and strength and conditioning professionals worldwide.