ADA Accepted C20 Water Dental Flosser Teeth Pick

Large capacity portable flossing with ADA endorsement and impressive battery stamina

Full manufacturer title

COSLUS ADA Accepted C20 Water Dental Flosser Teeth Pick, 300ML Larger Tank Black Professional Set

Typical price

$40

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COSLUS ADA Accepted C20 Water Dental Flosser Teeth Pick, 300ML Larger Tank Black Professional Set image 1

Ravvy verdict

89.7 / 100

A top choice for those who want ADA approved cleaning and a larger tank without giving up the convenience of a cordless, travel friendly form factor.

Best for: Travelers and brace wearers seeking a high capacity cordless option
Buy it if: You want large 300ml tank minimizes refill interruptions.
Skip it if: You prefer physical dial controls or professional grade countertop power.
Best alternative: TheraBreath Healthy Gums Oral Rinse, Clean Mint, 16 fl oz, 2-Pack Healthy gums Mouthwash (individuals with bleeding gums or early signs of gingivitis)

How it scores on what matters

Battery Life95.0
Water Capacity92.0
Portability89.5
Cleaning Power86.0
Build Quality80.5

Ravvy factor scores, 0 to 100, derived from specs, owner reviews and category norms.

What it is

The COSLUS C20 bridges the gap between bulky countertop units and underpowered handhelds. Its standout feature is the 300ml reservoir, which provides enough water for a full cleaning cycle without the constant refilling that plagues most travel models. The dual thread pulse technology delivers a concentrated stream that effectively dislodges debris from orthodontic brackets and tight interdental spaces. Constructed with an IPX7 waterproof rating, this device is equally at home in the shower as it is at the sink. While it lacks a dedicated wall adapter in the box, the USB charging capability and thirty day battery life make it a reliable companion for frequent travelers. The three distinct pressure modes provide a customizable experience, allowing new users to acclimate their gums before moving to higher intensities.

Ravvy AI insight

Despite the budget friendly price point, the ADA acceptance is a significant trust marker that many competitors lack. Prioritize using the soft mode for the first week to avoid gum sensitivity, as the 1800 pulse per minute peak is surprisingly powerful for a battery operated unit.

Generated from owner feedback, product specs, pricing, and retailer data. Last updated Aug 19, 2026.

What owners praise

Large 300ml tank minimizes refill interruptions
ADA Scientific Council Accepted for gum health
Outstanding 30 day battery life per charge
Fully waterproof for convenient shower use
Includes five interchangeable nozzles for versatility
Lightweight and ergonomic for handheld use

What to know first

Wall charging adapter not included in box
Limited to three pressure modes
Proprietary charging cable rather than USB-C

Specifications

Color: Black
Batteries: 1 AA batteries required. (included)
Brand Name: COSLUS
Model Name: C20
Unit Count: 1 Count
Item Weight: 15.52 ounces
Tank Volume: 300 ml
Manufacturer: COSLUS
Model Number: C20
Power Source: Battery Powered
Material Type: Plastic
Item Dimensions: 9.05 x 3.54 x 2.36 inches
Product Benefits: Gum Health, Prevents Bad Breath, Prevents Cavities, Removes Plaque
Item model number: C20
Specification Met: ADA, BPA free, ETL, FCC, IPX7
Product Dimensions: 9.05 x 3.54 x 2.36 inches; 15.52 ounces
Additional Features: ADA Accepted, Rechargeable, Battery Indicator,Premium Beauty
Target Use Body Part: Teeth
Manufacturer Part Number: C20(F5020E)
Recommended Uses For Product: Brace Cleaning, Daily Cleaning, Deep Cleaning, Massage Gum, Whiten Teeth
Manufacturer Warranty Description: 1-year warranty, 24-hour after-sales service, Free 30-day refund / replacement

How to get the most out of it

Starting Your Routine

Always begin on the Soft mode setting. Keep your mouth slightly closed to prevent splashing and lean over the sink to allow water to flow out naturally.

Ownership tips

care

Maintaining the Reservoir

Empty the water tank after every use to prevent mineral buildup and bacterial growth. Periodically wipe the interior of the tank with a soft cloth.

tip

Optimizing Battery Life

Charge the device fully for 3 hours before your first trip. The battery indicator will signal when power is low, ensuring you are never caught without a charge.

Frequently asked questions

Is this safe to use with braces?

Yes, it is highly recommended for orthodontic patients. The pulsating water stream reaches behind wires and around brackets where traditional floss often fails.

How often should I replace the tips?

For optimal hygiene and performance, it is best to replace the flosser tips every 3 to 6 months depending on usage frequency.

Does it come with a wall plug?

It includes a USB charging cable but no wall adapter. You can use any standard 5V USB phone charger or computer port to power the device.

Can I use mouthwash in the tank?

You can add a small amount of mouthwash for freshness, but ensure you rinse the unit thoroughly with plain water afterward to prevent clogging.

Where can you buy the ADA Accepted C20 Water Dental Flosser Teeth Pick?

ADA Accepted C20 Water Dental Flosser Teeth Pick is sold through Amazon, and COSLUS also lists it through its own site and major retail partners. The buy link on this page goes straight to the current Amazon listing, which is where stock and pricing update most often.

How much does the ADA Accepted C20 Water Dental Flosser Teeth Pick cost?

The last price Ravvy recorded was $40. Retail pricing on oral care moves with promotions and stock, so treat that figure as a reference point and check the live listing before you buy.

How do you get the ADA Accepted C20 Water Dental Flosser Teeth Pick for a cheaper price?

Three tactics work best: watch for holiday and seasonal sale events when oral care discounts run deepest, compare the open box or renewed listing against new stock, and check whether COSLUS is running a coupon or bundle. Adding the product to your Ravvy wishlist keeps it handy so you can revisit the listing when prices drop.

Is the ADA Accepted C20 Water Dental Flosser Teeth Pick in stock right now?

It was in stock at our last check. Availability on popular oral care can change within hours, so the live listing is the source of truth.

Is the ADA Accepted C20 Water Dental Flosser Teeth Pick worth it?

Ravvy scores it 89.7 out of 100. The strongest argument for it is large 300ml tank minimizes refill interruptions. The trade off to weigh is wall charging adapter not included in box.

Who should buy the ADA Accepted C20 Water Dental Flosser Teeth Pick?

It fits travelers and brace wearers seeking a high capacity cordless option If that does not describe your situation, compare it with the other options in Oral Care before committing.

What are the key specs of the ADA Accepted C20 Water Dental Flosser Teeth Pick?

ASIN: B0BG52SJ5N. Color: Black. Batteries: 1 AA batteries required. (included). Brand Name: COSLUS.

What are good alternatives to the ADA Accepted C20 Water Dental Flosser Teeth Pick?

Compare it against the other scored picks in Oral Care on Ravvy. We rank every option in that group by the same criteria, so you can see which model wins on value, quality, and owner sentiment before you decide.

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