A Complete Clean That Fits Your Life.
From an easy first clean to ultra-portable power and pro-level control, find the water flosser built for your routine.
C30Best for Precision
Pro-Level Cleaning. Precisely Controlled.
WaveFlow Technology | 5 Pressure Levels | Up to 60 Days per Charge
Shop C30
C30 SEBest for First-Time Users
Your First Water Flosser.
CoreJet Cleaning | One-Button Control | 300 mL Water Tank
Shop C30 SE
Engineered for a Better Clean.
Professional nozzle design, advanced water-flow technologies and intelligent pressure control work together for precise, comfortable and consistent cleaning.
Engineered with dental-instrument geometry to direct the stream toward back molars and hard-to-reach angles.
usmile engineers professional water-flow technologies—including microbubble and high-frequency pulsed flow—for thorough cleaning with greater gum comfort.
The smart chip continuously adjusts pump output to reduce pressure fluctuations and splashing, maintaining stable cleaning across every level—even as battery power changes.
Designed for your routine
From touchpoints and water paths to charging protection and surface finish, every detail is designed for cleaner, safer and more refined daily use.
Cleaner Touchpoints by Design
Antibacterial, mold-resistant button material and integrated molding minimize seams where moisture and residue can collect.
A Cleaner Water Path
Food-contact compliant materials and antibacterial tubing support a cleaner path from tank to tip, while the removable reservoir simplifies rinsing and drying.
Safety, Engineered In
V-0 flame-retardant charging-port material, 850°C glow-wire testing and IPX7 protection strengthen safety in wet bathroom environments.
Precision You Can Feel
Precision-etched texture and refined finishing create a comfortable, consistent and premium feel in hand.
Built forLasting Performance.
Power systems and precision water pumps are tuned and validated for stable, reliable performance over time.
Precision Water Pump. Stable Over Time.
The C50 pump is tuned and validated for stable pressure, controlled noise and long-term durability.
Long-Life Power System. Tuned as One.
The battery, control chip and pump are tuned together for reliable output across charging cycles and battery levels.
Compare Our Water Flossers
Find the right clean for your routine.
usmile C30 Cordless Water Flosser – Portable Oral Irrigator
Best for Precision
Full-Size Cordless
$97.99
$111.99
|
usmile C10 Portable Dental Flosser
Best for Travel
Pull-out Design
$83.99
$97.99
|
usmile C30SE Portable Dental Flosser
Best for First-Time Users
One-Button Control
$69.86
|
| 300 mL · Approx. 60 sec | 180 mL · Approx. 45 sec | 300 mL · Approx. 75 sec |
| 3 S-Shaped Tips | 3 S-Shaped Tips | 2 S-Shaped Tips |
| WaveFlow Pulsed Stream | WaveFlow Pulsed Stream | CoreJet Precision Stream |
| 5 Pressure Levels | 4 Cleaning Modes | 4 Cleaning Modes |
| 30–110 PSI | 35–110 PSI | 30–120 PSI |
| 5 Pressure Controls | 4 Pressure Controls | 3 Pressure Controls |
| Up to 60-Day Battery | Up to 95-Day Battery | Up to 75-Day Battery |
Complete Care,Bundled for You.
Shop Bundles
The Right Tipfor Every Clean.
Shop TipsTrusted by 86 Million Users Worldwide
Dr. Charlotte Drumi
"I like using the usmile C10 Water Flosser because it helps remove food debris and clean along the gumline, especially in those hard-to-reach areas. It comes with a guidance tip that makes it easier to follow the gumline, plus additional nozzles for different oral care needs. "
Dr. Eli, DMD
"I’ve tried several water flossers, but this is the one that has stayed on my counter. The tank is large enough for a full routine, the wide opening is easier to rinse and dry, and the pressure feels strong without being harsh. I found my preferred setting after only a few uses. "
Ben
"I started on the lowest setting and moved up once I got used to it. The tank lasts through my full routine, and the cordless design keeps my counter tidy. Most importantly, I’ve actually been using it every night."
Irene Iancu
"The C10 immediately caught my attention. I especially liked the guidance tip for cleaning between teeth and around braces—I wanted to take it home before the demo was over. "
Grace
“With five pressure modes, three different tips and a tank that lasts through the routine, the C30 makes it easy to clean along my gumline at a comfortable pressure.”
Recognized Worldwide
Awarded for design. Featured by leading media.
Trusted for quality.
Water Flossing Guides
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How to Clean a Water Flosser: A Step-by-Step Guide
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Learn MoreWater Flosser FAQs
What should I look for in a cordless water flosser?
Look beyond maximum pressure. A good cordless water flosser should provide a focused, consistent stream, comfortable pressure control, enough water for your routine, easy access to back teeth and a reservoir that is simple to rinse and dry. usmile addresses these needs with dental-inspired nozzle design, engineered water-flow systems, adjustable pressure and removable reservoirs.
Are cordless water flossers as effective as countertop models?
A cordless water flosser can provide thorough daily interdental cleaning when it combines focused water flow, stable pressure and sufficient runtime. usmile brings these essentials into a cordless format: C30 offers a 300 mL reservoir and five pressure levels for a more complete, controlled routine, while C10 delivers effective cleaning in a more compact design.