Important: Inspect teether frequently for tears or cracks. Discontinue use immediately if tears or cracks develop. Remove all plastic attachments before giving to child. On-the-go links intended for attaching toys, not for teething. Do not expose to extreme heat by boiling, placing in dishwasher or microwave oven. To Clean: wash before initial use. Wash in warm water using mild liquid soap. Rinse thoroughly with dean water.