Philips Sonicare FlexCare Sonic electric toothbrush

HX6921/01

Superior cleaning between teeth

Combining our sonic technology and 4 brushing modes, FlexCare+ electric toothbrush is your solution for complete whitening and cleaning.

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Philips Sonicare FlexCare Sonic electric toothbrush

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Superior cleaning between teeth

Toothbrush for gentle cleaning of teeth and gums

  • 4 modes
  • 1 brush head
Up to 3x more plaque removal than a manual toothbrush

Up to 3x more plaque removal than a manual toothbrush

Densely-packed, high-quality bristles remove up to 3x more plaque than a manual toothbrush. And the contoured bristles fit the shape of your teeth, so you can easily clean those hard-to-reach areas.

Choose from 4 modes

Choose from 4 modes

Tailor your gum care with FlexCare. Boost your clean with 4 modes including Clean – for an outstanding all-round clean, Gum Care – to stimulate gums and improve gum health, White – to remove surface stains and Sensitive – for gentle yet thorough gum cleaning.

Philips Sonicare's advanced sonic technology

Philips Sonicare's advanced sonic technology

Philips Sonicare's advanced sonic technology pulses water between teeth, and its brush strokes break up plaque and sweep it away for an exceptional daily clean.

Easy start program builds your Philips Sonicare routine

Easy start program builds your Philips Sonicare routine

Starting something new can take some getting used to. Our easy-start program gives you the option of a gradual, gentle increase in brushing power with the first 14 uses with your new toothbrush. Together they help you reach your recommended brushing time, every time.

Timers encourage thorough 2 minutes of brushing

Timers encourage thorough 2 minutes of brushing

It takes just 2 minutes to thoroughly brush your teeth. Our QuadPacer lets you know when you've spent the optimal amount of time on each section of your mouth while our SmarTimer signals when your total time is up.

Safe and gentle for your oral health needs

Safe and gentle for your oral health needs

Whatever your specific needs, you can be sure of a safe brushing experience with the Flexcare. Our sonic technology is suitable for use with braces, fillings, crowns and veneers, and can even be used in the daily treatment of gum disease.

Technical Specifications

  • Design and finishing

    Color
    Blue willow
  • Power

    Voltage
    110-220 V
  • Technical specifications

    Battery
    Rechargeable
    Operating time (full to empty)
    Up to 3 weeks**
    Battery type
    Lithium ION
  • Service

    Warranty
    2-year limited warranty
  • Ease of use

    Battery indicator
    Light shows battery status
    Display
    Illuminated display
    Brush head system
    Easy click-on brush heads
    Handle
    Slim ergonomic design
    Brushing time
    Up to 3 weeks**
  • Items included

    Brush heads
    1 C1 ProResults standard
    Charger
    1
    Handle
    1 FlexCare+
  • Cleaning performance

    Health benefits
    Helps improve gum health
    Speed
    Up to 62000 brush movement/min
    Timer
    Quadpacer and SmarTimer
  • Modes

    Clean
    For exceptional everyday clean
    White
    Removes surface stains
    Gum Care
    Gently massages gums
    Sensitive
    Gentle teeth and gum cleaning

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