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Waterpik

Waterpik Aquarius Water Flosser For Teeth Cleaning, Gums, Braces, Dental Care, Electric Power With 10 Settings, 7 Tips For Multiple Users And Needs, ADA Accepted, White WP-660, Packaging May Vary

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Availability: Only 3 left in stock, order soon!
Fulfilled by Amazon
Arrives Tuesday, Mar 10
Order within 17 hours and 9 minutes
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Color: White


Size: 10.35x3.8x4.7 Inch (Pack of 1)


Features

  • ADVANCED WATER FLOSSING: Aquarius is a fully featured water flosser featuring enhanced pressure with 10 settings for a custom clean, massage mode for gum stimulation, plus a built-in timer/pacer pauses briefly at 30 secs and 1 min to track flossing time
  • EASY TO USE: Features a large reservoir for 90+ seconds of use, no refilling required. Small maneuverable flossing wand makes it easy to floss all areas including back teeth and includes a convenient water on/off switch
  • DENTIST RECOMMENDED: Waterpik is the #1 water flosser brand recommended by dental professionals and the first water flosser brand to earn the American Dental Association (ADA) Seal of Acceptance for safety and effectiveness
  • KEY FEATURES: 7 tips for multiple family members and needs, 10 safe and effective pressure settings, removable 22 oz reservoir (top-rack dishwasher safe for easy cleaning), 90+ secs floss time, 360 tip rotation, 120VAC/60Hz for use in North America only
  • PROVEN EFFECTIVE: Waterpik water flossers use PrecisionPulse technology to deliver a combination of water pressure and pulsations, removing up to 99.9 percent of plaque bacteria from treated areas that cause gingivitis, cavities, and bad breath
  • WARRANTY AND SUPPORT: Backed by a 3-year limited manufacturers warranty, see manual for details. Waterpiks Colorado support team is available to help with any product questions or needs

Description

The Waterpik Aquarius water flosser features a compact, contemporary design and advanced water flossing technology for maximum performance. It comes with 7 flossing tips for a variety of dental needs and multiple users, a convenient one-minute timer with 30-second pacer to ensure thorough water flossing of all areas, and a removable water reservoir with 90+ seconds of flossing time. The special 360-degree rotating tip handle easily reaches your whole mouth, even back teeth. The Waterpik Aquarius water flosser removes up to 99.9% of plaque bacteria that causes gingivitis, cavities, and bad breath from treated areas and is clinically proven up to 2X as effective as string floss for removing bacterial plaque and improving gum health. Waterpik is the 1 water flosser brand recommended by dental professionals, and the Waterpik Aquarius water flosser is accepted by the American Dental Association (ADA) for safety and effectiveness. Backed by a 3-year manufacturer's limited warranty, see product manual for details.

Is Discontinued By Manufacturer ‏ : ‎ No


Product Dimensions ‏ : ‎ 3.8 x 4.7 x 10.3 inches; 1.46 Pounds


Item model number ‏ : ‎ WP-660/660C


Department ‏ : ‎ unisex-adult


UPC ‏ : ‎


Manufacturer ‏ : ‎ Water Pik, Inc.


Best Sellers Rank: #1,029 in Health & Household (See Top 100 in Health & Household) #5 in Power Dental Flossers


#5 in Power Dental Flossers:


Customer Reviews: 4.6 4.6 out of 5 stars (153,480)


Brand Name: Waterpik


Product Benefits: ADA Accepted for Safety and Effectiveness, Gum Health, Prevents Bad Breath, Prevents Cavities, Removes Plaque


Model Number: WP-660/660C


Manufacturer Warranty Description: 3 Year Limited Manufacturer's Warranty, see manual for details


Model Name: Aquarius Water Flosser


Manufacturer: Water Pik, Inc.


UPC: 056310179752


Global Trade Identification Number: 52


Manufacturer Part Number: WP-660


Included Components: 1 Orthodontic Tip (OD-100E), 1 Pik Pocket Tip (PP-100E), 1 Plaque Seeker TIp (PS-100E), 1 Stationary Toothbrush (TB-100E), 3 Classic Jet Tips (JT-100E), Waterpik Aquarius Water Flosser


Item Weight: 1.46 Pounds


Item Nype Name: Waterpik Performance Water Flosser


Power Source: Corded Electric


Additional Features: Multiple Operation Modes, Multiple Pressure Settings, Multiple Tips, Rotatable Tip, Timer


Compatible Refills: waterpik_aquarius_water_flosser_wp_667


Unit Count: 1 Count


Item Dimensions: 3.8 x 4.7 x 10.3 inches


Tank Volume: 22 Fluid Ounces


Recommended Uses For Product: Daily Cleaning, Daily Plaque Removal, Deep Cleaning, Gum Health


Target Use Body Part: Teeth


Specification Met: ADA


Color: White


Material Type: Plastic


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, Mar 10

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews

    • This great old classic still is essential for dental health - buy it - use it!
Color: White Size: 10.35x3.8x4.7 Inch (Pack of 1)
In this throwaway society where appliances, especially electronics, are considered obsolete sometimes before the batteries need recharging, it’s amazing to find one product that is still virtually unchanged after over 50 years on the market. It hasn’t needed any upgrades, and is still basically the exact same function and design as it was way back when. I particularly find this gratifying when I just learned, for example, that Apple will be issuing an upgrade on their OS system for their IPhone, which will basically make any of their phones from the 4S and below obsolete, so that, even though yours may work perfectly, technically, you would have to throw it away and spend many hundreds of dollars for a new one! This appliance that has stood the test of time is the WaterPik. I remember my father buying one of the first ones, per his dentist’s recommendation back in the 1960s. In those days there was something about it that seemed almost futuristic. Like something you would see someone using in outer space in a SCI Fi flick. However it’s simple design and function was enormously easy to master, which is a big deal for me back then as little kid! It is also quite uncommon, when it came to devices that supposedly promised some kind of improved health, to find that everything they say about the produce… is true. I remember year after using it, and going from my annual checkup at the dentist, the results were amazing. I stopped using the WaterPik years ago, and just depended on regular brushing and flossing. However now that I’m not such a young kid, even with diligent dental hygiene, you’re gums will begin to do some receding on their own, purely by the evil tyrant known as “aging”. My scores for my gums receding were getting a bit worrisome, in the last few dental checkups, and again my dentist recommended that I should also use a WaterPik. To be honest I was surprised they still made them. I felt, like most everything in the world, these had fallen out of style or favor and we’re no longer used. My dentist however told me they were perhaps one of the best dental hygiene Home Devices ever invented and he was sorry to see that most people didn’t use them anymore. I told him that I flossed religiously, but he told me that the WaterPik gives an extra much needed work-out to the gums keeping them healthy and strong and reducing gum receding. So of course I went right onto Amazon, and found this unit. It was basically the same as I remembered, though they have streamlined the device a bit. Again it was easy to use, and starting with a low pressure number, I quickly got used to the pulsating action and within a week was at the highest level (yes, as “Spinal Tap” guitarist Nigel Tufnel would say: “it goes to eleven!”). The unit is actually a bit quieter than the original with an easier water reservoir system and a coiled hose which makes placement back on its “holster” a lot easier. It also has several holders for each individual pick if more than one of you is using it. Since I’m the only one who uses it, I simply keep the pick itself on the hose unit which fits easily on the hose-holster. Putting it back in its little holder which is situated behind the water reservoir is a little awkward, and frankly if you’re the only one using it there’s no reason to just keep it attached. So on to the punch line. After only six months of use, I went back for my dental checkup, and went through the rating test for gum receding, and found that all my numbers went up 50 to 70%! My dental hygienist, who does the tests, was so excited that she literally ran into the hall to show others, like a proud mother showing off her son’s report card. I feel like a little boy again, and was just a little upset that they no longer give out lollipops as rewards! One thing my dentist and dental hygienist did tell me is that if you use the WaterPik, you should continue to floss, since there are things that the actual floss does between your teeth which a WaterPik cannot. And of course things that the WaterPik can do that flossing doesn’t. So the combination of the two is extremely important. I’m at the age where friends are beginning to tell me about real trouble with their teeth, and how many are getting bridges and implants, and in one case even dentures, since their gums have receded so badly that their original teeth had to be removed (and we’re talking about folks in their late 40’s to early 60’s here, not ancient people). So I cannot stress hard enough how important something like a WaterPik is. And also, how important it is to start this kind of dental hygiene when you are young. For me, especially as you get older, there is nothing more constantly prevalent than when you have bad teeth. I don’t think anything else destroys your quality of life more than trouble with your teeth and the consequences it causes. By the way, after doing a lot of research I have found that Amazon gives the absolute best price for the WaterPik. Of course it arrived within days and like all other products has a great return policy. ... show more
Reviewed in the United States on July 11, 2016 by Julius Forte
    • Helpful for consistency, not a floss replacement
Color: White Size: 10.35x3.8x4.7 Inch (Pack of 1)
Context / Background This is my first water flosser. I’ve historically used string floss, but inconsistently, which is what pushed me to try a tool that would help me keep a better cadence. I’ve owned the Waterpik Aquarius since late 2023 and primarily use it at night, switching between this and traditional floss. Dentists will still tell you string floss matters, and in my experience, using both is better than either alone. Setup & First Use Setup and instructions were straightforward, with clear explanations of why different tips exist. It’s nice that multiple classic tips are included, which makes it practical for a household. The first thing you notice is the sound — it’s louder than I expected, though I had no real reference point going in. Functionally, it’s easy to use, but I would strongly recommend starting on the lowest pressure setting until you get used to managing the water flow from tooth to tooth. It feels a bit strange at first, and yes, you’ll be leaning over a sink with water running out of your mouth — that’s just part of the process. Performance & Use I typically use the low to medium pressure range. It’s effective at speeding up the process and cleaning areas that brushing alone misses, but I don’t consider it a full replacement for string floss. For me, the real benefit is speed and convenience — I’m more likely to actually use it consistently. I haven’t experienced gum irritation or bleeding, but that’s obviously individual. I’ve only used the classic jet tip so far, paired with an electric Oral-B toothbrush. The rotating tip is a genuinely useful feature, especially for wrist comfort and maneuverability. The pause button becomes less important once you get used to moving around your mouth, but it’s helpful when starting out. Noise, Size & Maintenance Noise-wise, it’s comparable to an electric toothbrush, maybe slightly louder due to the size, but not disruptive. I’m comfortable using it at night. The reservoir has always been sufficient for a full session, often with water left over. Cleaning is easy — the unit comes apart, and I empty and leave the reservoir open to dry after each use. Like any water-based device, mineral buildup will depend on your local water, but nothing here feels flimsy or poorly made. Why This Model I chose the Aquarius over a cordless model mainly for the wider pressure range and feature set. The rotating handle was a key factor, and I preferred having more control while figuring out what pressure worked best for me. If I ever replace it, a quieter model with a similar swivel feature would be high on my list. Bottom Line This is an enhancing tool, not a miracle replacement for string floss — and your dentist will still want you to floss traditionally. If cost is a concern, floss works and always has. That said, for someone who struggles with flossing consistency, wants a faster routine, or needs extra help around braces or tight spaces, this does exactly what it claims to do. I’ve had no issues so far, and for what it is, it earns its place in my routine. ... show more
Reviewed in the United States on January 23, 2026 by Nick's Take
    • Fantastic Waterpik Flosser!
Color: White Size: 10.35x3.8x4.7 Inch (Pack of 1)
This is a great little machine! It does an amazing job getting into the crevices between my teeth. I love that it gives you so many pressure options as well as all the different picks. So what if it makes a little noise! I saw complaints about the noise in other reviews. What’s important is that it does an amazing job!!! I would most definitely recommend this waterpik flosser. ... show more
Reviewed in the United States on February 5, 2026 by maidmarion

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