Experience the latest in heat pack therapy that uses natural clay beads and moisture to provide soothing warm pain relief. The beads naturally absorb moisture from the air and the lavender scent provides aromatherapy to enhance the overall experience. Simply microwave for warm therapy. Contains natural clay and non-toxic oils. Every Wonder Beads neck wrap comes in a soft drawstring pouch. Triple Safety Tested: CPSIA, FDA and TRA Toxicological Risk Assessment. Use instructions printed on item.