Aqua bead gel therapy pack. Soft, pliable contour shape provides wrist strain relief when using computer mouse. Use at room temperature. Microwave for use as hot pack. Store in refrigerator or freezer for cool use. Instructions printed on item. Safety tested for CPSIA, FDA and TRA (Toxicological Risk Assessment) reports for gel beads are available upon request. Reusable, pliable and non-toxic.