Dental Care Cosmetic Dentistry What Are At-Home Whitening Trays? Share Pin Email More in Dental Care Cosmetic Dentistry Basics Procedures and Treatments Dental Emergencies Orthodontics Pediatric Dentistry Glossary Resources Updated April 21, 2016 At-home whitening trays are designed to give you a whiter smile faster. Knowing what they are and the different kinds will help you get a white smile. Up Next Up Next Article Dental Impressions Produce a Replica of Your Teeth and Oral Tissue Up Next Video Are Over-the-Counter Teeth Whitening Products Harmful? Up Next Video What is Teeth Whitening? Up Next Video What Are the Side Effects of Teeth Whitening?