The Elgin Archxerciser : Standard provides resistance for exercises of the arch and foot for effective strength training and reducing foot pain. This effective and easy-to-use exercise tool can be used for rehabilitation, specific training, or as a prevention aid against sore feet. The Elgin Archxerciser : Standard provides spring resistance to strengthen the foot's intrinsic and extrinsic musculature to address a variety of common foot ailments. This low-impact, repetitive, resistance exercise tool engages the foot and arch to increase strength and help prevent possible future injuries. By reinforcing the overall musculature of the foot, this exercise aid relieves sore feet and treats common foot ailments such as heel spur syndrome and plantar fasciitis. Therapists have found this device to be effective in rehabilitating the foot and ankle after surgery, improving jumping performance, and reducing the risk of injury or soreness in athletes. This foot exercise tool is "The Practitioner's Choice for Toe-to-Head Rehabilitation". This small, compact foot exercise tool can be used at home, in the gym, or on the go. Choose from the original standard model in natural white or pink. The Elgin Archxerciser : Standard provides resistance exercise for improving the strength of the foot. Elgin Archxerciser : Standard Specifications: Choose color: Natural white or pink. Measures: 11 inches long, 3 inches wide, 2 inches high. Model: Original standard 005-FED. Made in: USA.