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The MySmile LP221 is a cordless water flosser with an 11-ounce reservoir, three pressure settings and a UVC lamp that sterilizes the water before it reaches your mouth. It ships with eight tips, including orthodontic, plaque-seeker, tongue-cleaner and pocket tips, and an OLED screen shows the mode and water temperature. It is IPX7 waterproof and runs on a rechargeable lithium-ion battery. At $45.49 at Macy's as of November 7, 2026, it sits at the low end of its recent range and is the best new price among the three stores that carry it.
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Lowest price we've seen: $45.49 on Nov 7 at Macy's. Tracked across 15 stores since Nov 7.
Ratings are strong at 4.6 out of 5 from about 1,300 buyers. Owners tend to like the cleaning power and the tip variety, especially for braces. Complaints center on the pump's noise and on the tank needing a refill mid-session.
MySmile LP221 OLED 335ml Water Flosser with Water Temperature Indicator, and UVC Cleaner Water Purifying Lamp, 5 Modes (Soft, Normal, Pulse, and 120s UVC Cleaner Water Purifying) 8 Jet Pick Tips IPX7 Waterproof, Long Time Working Time. EPA Establishment Number: 103136-CHN-1 Removes plaque,8pcs tips for Orthodontics, Periodontitis, Bad Breath, Dental Implant, Dental Plaque. OLED Display Customizable Pressures Packaging List: 1pc Main Unit 1pc Charge Cord 1pc Manual 1pc Storage travel bag 4pcs Standard Tips for general cleaning 1pc Tongue Cleaner, Remove dental plaque build up for a fresh breath 1pc Plaque Seek Tips, clean around implant, crown and bridges 1pc Orthodontic Tips, Remove food debris caught in braces 1pc Pocket tips, rinse and massage deep blow the gumline
