Get a deep clean in between with the Smile Direct Club Large Tank Water Flosser that’s 50% more effective than regular dental floss. The extra large reservoir holds enough water for about 90 seconds of flossing, removing 99% of the plaque between teeth and below the gumline.* Just fill it with water, turn it on, and floss away. Featuring 3 pressure modes – normal, soft, and pulse – this water flosser is perfect for people with braces or other hard-to-clean dental work. The cordless design makes it...