The Gaiam Hot & Cold Neck Cradle is designed to provide soothing relief and relaxation to your neck and shoulders. This ergonomically designed cradle can be used both hot and cold for a custom comfort experience. The soft fabric cover is gentle against the skin, and the fill of natural clay beads retains temperature for extended relief. Simply heat it in the microwave for a warm therapy session or chill it in the freezer for invigorating cold therapy. Perfect for stress release after a long day or targeted relief for sore, stiff neck muscles.