Limit one box per customer. Sample box is available for Prime members only. After your Sample Box ships, your credit will be automatically applied to your account. You will also receive an email with instructions about how to use your credit. Items in the box include Crest 3D White 1 Hour Express Whitestrip (1 treatment for top and bottom teeth); Crest 3D White Radiant Mint toothpaste (2.5 ounce); Oral-B Glide Pro-Health floss (4 m). Crest Whitestrips removes years of teeth stains in just 1 hour for a noticeably whiter smile. The Advanced Seal Technology’s no slip grip stays put so you can talk and drink water while whitening teeth.