Your athletes will build powerful legs, hips and core muscles with this incredibly effective training device. Develop maximum leg drive for improved acceleration. Perform sprints, lateral shuffles and explosive forward & backward movements. Effective power, acceleration, agility, and speed drills.Train like pro athletes around the world. 1 - 8ft Nylon Tow Line. 1 - Basic Waist Belt (Adjustable, fits up to a 48 waist). The item "SPEEDSTER Tough Tow Resistance Trainer with Basic Waist Belt & 8ft Tow Line" is in sale since Thursday, December 03, 2009. This item is in the category "Sporting Goods\Team Sports\Football\Training Aids". The seller is "worldwide_fitness_and_sports_products" and is located in Gulf Shores, Alabama. This item can be shipped worldwide.