http://humorfeed.com/story.php?title=crest-unveils-new-teeth-color-strips LOS ANGELES, CA - The oral hygiene company Crest has unveiled the latest in teeth coloring technology. Its new line of teeth coloring strips will start out with 5 color options: blue, green, red, purple, and orange. The product is expected to hit store shelves later this year. Tue, 06 Mar 2018 09:05:40 UTC en