Features: Hot water therapy has adjustable temperature with a safety setting (timer) Hot cold therapy improves blood circulation and reduces edema/swelling Hot therapy reduces pain and discomfort of neuropathy Effective for pain relief in joints and sore muscles Can be used on the hands and feet (and all other body parts) Covered by Medicare and Medicare Approved Aqua relief system Alternative health therapy aqua relief system is a clinical therapeutic pain management and circulatory improvement system that can be used in the home to help with your diabetes. It's an all-in-one system that combines heat therapy and cold therapy , allowing you to reduce edema/swelling, improve blood circulation and reduce the discomforts associated with Diabetes. Aqua Relief System has patented designed wraps that are fitted around the feet and hands. A diabetic sock/glove is worn first, and then a water bladder fits snuggly around your hands or feet to provide a custom like fit. The hot water therapy unit also has therapy pads, that fit around any part of the part through the use of a compression wrap. Knee, shoulders, ankles, and backs, all can be treated by either hot (dry or moist) or cold water therapy. Once used this item is not returnable/refundable.