The Sunbeam Standard Hot and Cold Pack is versatile in providing relief to overworked muscles and everyday aches and pains. This reusable gel pack is convenient to have around the house for both hot and cold therapy. Use as a cold pack to help reduce pain and swelling of minor injuries such as strains, sprains, bruises and bumps. Use as a heat pack to promote relief of muscle, joint and arthritic pain as well as muscle tension. Multipurpose use and reusable Freezable or microwavable gel pack Soft, washable cover Flexible for contouring comfort