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💦 Elevate your oral game—because your smile deserves the best!
The COSLUS ADA Accepted C20 Water Dental Flosser features advanced dual-thread water pulse technology delivering up to 1800 high-pressure pulses per minute for superior plaque removal. Its upgraded 300ml tank reduces refills, while a powerful rechargeable battery offers up to 30 days of use on a single charge. Designed with IPX7 waterproofing and multiple pressure modes, this ergonomic, travel-friendly device ensures a customizable, effective, and convenient oral care experience.












| Asin | B0D1FZW65X |
| Item Model Number | C20 |
| Manufacturer | COSLUS |
| Product Dimensions | 30.99 x 9.5 x 5.54 cm; 421.84 g |
User
1st time user bit sensitive
Nice feels fresh 1st time user let’s see how it’s more efficient
User
Very reliable and sleek product
Very useful and better than most of the products which are double than its price.
User
Good but too soft
It's a good flosser but very gentle. So if you are used to something with more pressure then avoid this. Good for beginners maybe or someone with sensitive teeth and gums.
User
Not Powerful Enough
The product I received doesn’t have the Coslus branding on as pictured in the listing. I previously owned one branded Coslus, and it was great; super powerful, perfect amount of water in the tank and the battery lasted forever. This one looked slightly different so I just assumed it was a newer model.This is some poor weak version, I can still feel things between my teeth after I’ve used it. It’s really not powerful at all - I’ve seen reviews mention that the pressure pops the spout off - I don’t know how, there’s no oomph in this, at all.Threw the box away as I received it in the afternoon and didn’t use it until the evening, so don’t imagine I’ll be returning them - they’re probably suitable for children but the previous model I had was so much more powerful - therefore I’ll be looking for an alternative brand.
User
Doesn't work as a water flosser
While it does try to floss, it's just not strong enough to clean anything. The water capacity is also not large at all. It's medium at best and gets empty really fast. It's cheap, and the price is tempting, but it just doesn't work.
User
Broke in 2 Days – Water Leaking Everywhere!
This product is absolute junk. After just 2 days of use, it started spraying water out from the nozzle base instead of working properly. The quality is terrible, clearly very poorly made, and it feels like a waste of money. Totally unreliable and not worth buying. I would never recommend this item to anyone.
User
Poor quality product without warranty
The product stopped working within 2 months. I tried to recharge it, but without success. I checked with Amazon, and they informed me that there is no warranty on this product.
User
It’s not turning on after one month usage.
It’s not turning on after one month usage.
User
This is a good, inexpensive water flosser
So far I really like it! I’ve had more expensive brands but keep knocking them off my sink so wanted to see if I could find a less expensive brand. I’ve had it for a few weeks and really like the way it works. The flosser settings are good, and I actually like the strength of the spray and am using the highest setting. I’m still finding the right setting for the back of the teeth, because the highest settings are too intense when the spray touches my tongue; but it still does the job on the lowest setting.
User
My daughter loves it! Great buy!!
We received this product same day that I ordered it. It’s for my 13yr old who has braces. She used it and says she loves it and was excited to see food actually being rinsed out from her brackets. It has different settings and there’s one setting in particular that she loves. The product also comes with a 24month FREE warranty but be sure to activate the warranty as soon as you get the product because they only allow you to activate it up to 7 days after purchase if you don’t it will expire. Customer service is also available 5 days a week 9-5est. I will come back in about a month to update this review hopefully, it will still be working this good by then.
User
Very good device for the cost.
Works very good bit noisy and charge last many days however the filler is on the bottom and should be at the top to prevent future leaks. Very fair price.
User
Absolutely Fabulous
This thing is amazing! From the first use I can feel a difference in how clean my teeth are! All the “gunk” between my teeth is 99% gone! I use this even after using my Sonicare brush and it finishes the cleaning process! Teeth feel cleaner even between brushing. I’m sure my hygienist will comment on my gums being healthier at my next dds visit! So glad I found this product!
User
Easy to use.
Much better than my previous water flosser. Love the color and very simple to use and manage the settings.
Trustpilot
2 months ago
2 weeks ago