At Amazon, this Waterpik Cordless Pulse water flosser is $20 off, $3 under our last mention, and at a new Amazon all-time low of $30. It is also below its 90-day average of $42 on Amazon.

The American Dental Association has given Waterpik water flossers its Seal of Acceptance, and the unit carries a 2-year limited manufacturer's warranty. Shipping is free.

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Features includes 2 jet tips waterproof low and high settings 6-oz. removable reservoir up to 45 second floss time