The GoPet PR720F Dog Treadmill Is Designed For Active Dogs up to 132 Pounds. Because of the lowest running plateform your dog can run and exercise without hesitation when getting on the dog treadmill. The PR720F Air cylinder Auto-Fold makes it easy to store when not in use. This dog treadmill features a silent drive system for quiet operation, wireless remote controls and a safety lock system. Dog treadmills provide increased muscle definition, toning, improve vitality, increase life span and can help curb destructive behavior or excess energy often associated with the lack of regular exercise. Dog treadmills provide a way for you to provide your dog with exercise even when the weather is bad or it is inconvenient to take them out for a walk.