Keep out of reach of young children. Product is not intended for use in children under the age of 12. Do not swallow plastic strip. Avoid eye contact. Rinse eyes thoroughly with water if gel comes in contact with them. Handle strips with dry hands. Gel that comes into contact with the skin can cause temporary skin irritation and/or whitening. Wash hands with soap and water after each applying the strips. IF YOU HAVE DENTAL WORK: CREST 3D WHITE WHITESTRIPS WILL ONLY WHITEN NATURAL TEETH. The strips will not whiten caps, crowns, veneers, fillings or dentures. Do not use with dental braces. If you are in need of dental work, have dental work or have staining from medication, ask your dentist to determine if whitening is appropriate. TOOTH SENSITIVITY AND GUM DISCOMFORT: This product's 5 minute regimen is designed to be gentle on teeth sensitive to whitening. However, some people may experience tooth sensitivity or gum discomfort when using whitening products - this is temporary and not harmful. See insert for more information. Avoid contact of gel with cloth, leather or fabric.