lost original box new and ready to use The Arm Bike for Physical Therapy is a portable rehabilitation exerciser designed for arm and shoulder exercises. Made of durable plastic and rubber materials, this compact exercise bike is lightweight at 3.3 pounds and easy to transport. With dimensions of 4.7"D x 16"W x 8.5"H, it offers a comfortable and efficient workout space for physical therapy and rehabilitation. The sleek white design adds a stylish touch to any home or clinic fitness setup. Ideal for those looking to strengthen their arms and improve mobility through gentle exercise.