Duro-Med TheraBeads - Moist Heat Therapy Neck Rest distributes moist heat evenly to help alleviate neck and shoulder pain. Use this moist heat therapy to relieve tension, soothe aches, and reduce stress. TheraBeads provides therapeutic moist heat at the correct temperature levels needed for effective therapy. With proper care, this neck rest can be reheated and used indefinitely. Simply follow the easy-to-use instructions to warm the TheraBead neck rest in your microwave oven and apply for soothing relief. No soaking, boiling, or electrical wires to fuss with.