Able Motion Adjustable Crutch Knee Rest is a simple, sturdy, and comfortable rest to use with standard crutches. It comfortably supports both the knee & upper leg, alleviating the stress and strain on the upper body while standing. Its ergonomic design attaches easily and quickly to any standard set of crutches, and can be switched in a flash for right or left leg use. When ready to use -- simply bend the knee and place the lower leg on the padded Crutch Knee Rest platform. This product is ideal for anyone that is undergoing rehabilitation from surgery or an injury to the lower leg, ankle or foot. The revolutionary design of our Crutch Knee Rest reduces the overall pain and discomfort of muscle fatigue that is a frequent complaint with long term crutches user. WARNING: This product is NOT designed for use while ambulatory. Our Crutch Knee Rest was made to provide our customers with a convenient, quick, and an easy to use method to keep your leg in a comfortable position and to reduce leg fatigue WHILE STANDING OR SITTING. While walking ALWAYS USE BOTH CRUTCHES…simply rotate the Crutch Knee Rest Platform to the outside of your crutch and away you go. Anyone that has ever had the misfortune to require the use of crutches due to a handicap or injury know that crutches come with a litany of prerequisites. However, all of them are important to reduce the risk of injury or falling. Improperly used crutches can cause: > Extreme muscle pain caused by poor upper body strength. > Underarm irritation, blisters, and bruises. > Risk of further injury due to fatigue or balance problems. > Reduce the possibility of nerve damage in the axillary (armpit) region. Along with frequent rest periods, our Crutch Knee Rest will not only help minimize complications, it will also provide you with enhanced safety features, exceptional comfort, and the remarkable performance you’ve come to expect from Able Motion Mobility.