Inspect teether frequently for tears or cracks. Discontinue use immediately if tears or cracks develop. Remove any plastic attachments or packaging before giving to child. Cool only in a domestic refrigerator, do not place in the freezer compartment, frozen vinyl edges may be too hard for baby's tender gums. Do not place in dishwasher, microwave or boiling water. Links intended for attaching toys, not for teething. Please retain this packaging for future reference.