1. Peel 2. Stretch & Apply 3. Smile (see carton for details). Do not eat, smoke, sleep, or drink (with the exception of water) during use.
Precautions: Keep out of reach of young children. Not intended for use in children under the age of 18. Do not swallow plastic strip. Crest 3D Whitestrips is not a substitute for regular dental care. Visit your dentist regularly. Avoid contact of gel with cloth, leather, or fabric. Gel that comes into contact with the skin can cause temporary skin irritation and/or whitening. Wash hands with soap and water after use.