Gray Cook is practicing physical therapist, an Orthopedic certified Specialist, a certified Strength and Conditioning Specialist and an RKC kettlebell instructor. The founder of the Functional Movement Systems, (FMS) a company that promotes the concept of movement pattern screening and assessment. His work is at the forefront of fitness, conditioning, injury prevention and rehabilitation.
Gray has introduced a systems approach to understanding, training and rehabilitating movement. His bands are different to the norm and predominantly used in corrective exercise and modern conditioning practices. The padded 1.5m Resistance band can be stretched up to 3 times its length.