Conforms to your body when frozen. * Does not leak water or condensation while in use. * Soft on skin and extremely comfortable. * Able to place directly on skin. * Reusable and non-toxic. * Free of BPA Lead Latex and Phthalates. * Glycerine gel beads retain temperature for recommended time of 20 minutes. * When microwaved pearls deliver soothing Heat Therapy to the desired body part. * When frozen pearls conform to your body and offer Cold Therapy without sacrificing flexibility. *