Water Flow Icon

Pulsed Water Flow

Cleaning Icon

3 Cleaning Modes

Rechargeable Icon

USB-C Rechargeable

Waterproof Icon

IPX7 Waterproof

Water Tank Icon

500ml Water Tank

Healthier Gums, Fresher Breath, Whiter Smile

Easily Floss Every Time You Brush with 1 Device

Flossing Toothbrush Head Flossing Toothbrush Head

Flossing Toothbrush Head

Electric Toothbrush & Water Flosser in One. The Toothbrush That Flosses For You.

5 Flossing Speeds

5 Flossing Speeds

3 Modes

3 Modes: Brush, Floss, Brush + Floss

Remove plaque from hard-to-reach areas while the water floss flushes your mouth of harmful bacteria.

All The Benefits Without The Cost

How It Compares

Comparison Chart Comparison Chart

Dentist Recommended

"Did You Floss?"
"Yes!"

Toss The Floss

Buy Now

Impress At The Dentist's Office

"I swear flossing has never been easier, and my teeth have never been cleaner"

  • Warranty Icon One Year Limited Warranty
  • Shipping Icon Free Shipping

Frequently Asked Questions

How to get started and operate my Optum Duo flossing toothbrush?

For first time and general use instructions see pages 4-11 of the included user
manual or view online below.
Optum Duo Setup | Optum Duo Operation

Does the Optum Duo flossing toothbrush allow water-tank-free flossing and brushingwhile on the go or traveling?

Yes! When you purchase the Optum Duo Travel Kit. Simply bring along your portable flexible hose and fixing clip from the Travel Kit and follow the instructions under the “Water-Tank-Free Flossing & Brushing” section on page 12 of the user manual or view online.

Does the Optum Duo flossing toothbrush have adjustable brushing speeds?

Yes. You have the option to choose between three brushing speeds: High, Medium, and Low.

Does the Optum Duo flossing toothbrush have adjustable flossing speeds?

Yes. You have the option to choose between 5 flossing speeds from Low to High: 1/2/3/4/5.

How often should I change the brush head?

It is recommended to replace your brush head every 3 months.
You can purchase replacement brush heads below. (Replacement Brush Heads)

Can the Optum Duo flossing toothbrush be used independently of the base andwater tank?

Yes. Simply disconnect the water hose from the back of the Optum Duo toothbrush to use the device as a stand alone electric toothbrush. *Pro Tip - Bring along the portable flexible hose and fixing clip from the Travel Kit to have on the go flossing as well! See instructions on page 12 of the user manual or view online.

How do I switch between brush speeds on the Optum Duo flossing toothbrush?

Hold the “Brush” button on the toothbrush for 0.5 seconds to switch between brush speeds.The indicator light below the button will show the current brush speed.
Low: left LED light on
Medium: middle LED light on
High: right LED light on
For more information see the “Brush Speeds” section on pages 10-11 of the user manual or view online. You may also view this instructional video.

How do I switch between flossing speeds on the Optum Duo flossing toothbrush?

To switch between flossing speeds quickly press the “Speed” button on the device. There will be a light next to the speed number to indicate current flossing speed. For more information see the “Floss” section on pages 10-11 of the user manual or view online. You may also view this instructional video.

How do I charge my Optum Duo flossing toothbrush?

Charging instructions can be found on page 2 of the included user manual under the “POWERING THE MAIN DEVICE” section or viewed online here. (Charging) Note: * The charger specifications must be 5V/2A. A rapid charger cannot be used.

Why is the charging indicator on my Optum Duo flossing toothbrush not lighting upwhen plugged in?

For first time use, or after stored for six months or longer, the charging indicator may not light up for a few minutes at the beginning of charging. If this happens, please charge the device for six hours or more.

Is the Optum Duo flossing toothbrush user manual available online?

Yes. You can view and download the user manual here.

How long is the warranty period of my Optum Duo flossing toothbrush?

Synergy Brands, LLC assures the original purchaser that this product is devoid of material and manufacturing flaws for a period of 1 year from the date of acquisition. See more under the “Product Warranty” section on page 15 of the user manual or
view online.