1. Stretch & Apply upper & lower strips for 1 hour (do not remove). 2. Place light against strips for 5 minutes, then remove light and strips. 3. Reveal your whiter smile. 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.