Crest 3D White Whitestrips Supreme Flexfit Teeth Whitening Kit



Available in the following packets:
– 10 Packets – 10 Treatments (20 Strips)
– 21 Packets – 21 Treatments (Sealed Box 42 Strips)

Each ‘packet’ contains x1 upper and x1 lower strip. Detailed instructions included in the full retail box.

– Last 18 months and beyond with full treatment use. Do not use Crest 3D White Whitestrips if you have gum disease (periodontal disease)
– Exclusive FlexFit technology design stretches and molds to custom fit your unique smile.
– For professional level whitening with comfortable, no slip experience that stretches to cover 30% more of your smile vs. a non-flexing strip.
– Advanced Seal Technology’s no slip grip stays put so you can talk and drink water while whitening teeth.

Wear time: 60 minutes
Strength 5/5
Recommended for: Removing tough stains
Results last for: Up to 2 years.
Enamel Safe: Yes.


SKU: 180 Category:

Earn up to 90 Points.

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Unleash a brilliantly dimensional smile with Crest 3D White Supreme Flex Fit White strips. They whiten as well as a $500 professional laser treatment to give you a megawatt smile. These White strips bring the power of professional whitening to your home so you can get a brilliant smile quickly and easily. Our exclusive Flex Fit technology allows these strips to stretch, covering 30% more of your smile vs. a non-flexing strip.

IMPORTANT TIPS: This item does require consumers to use correctly and errors can occur if not applied correctly by the consumer. • The product is known to cause some teeth sensitivity due to the effectiveness of the product (and this sensitivity varies by consumer and to be used with consumer discretion) • On occasion, consumers have been known to not remove the adhesive entirely or incorrectly; which removes the product and or does not allow proper adhesion (“not sticky enough”)


Under the law, patients must be aged 18 or over. Although the GDC makes an exception for whitening the teeth of under-18s when used ‘wholly for the purpose of treating or preventing disease’.

Additional information


10 Packets – 10 Treatments (20 Strips), 21 Packets – 21 Treatments (Sealed Box 42 Strips)

We dispatch all orders placed before 4pm the same day and orders placed within the UK usually arrive in 6-8 working days (depending on your local Royal Mail sorting office). Delivery throughout the UK is absolutely free. Please note that sample treatments will arrive without a sealed box and as loose items in a envelope letter. This product is dispatched from the US via the USPS postal service to ensure your white strips arrive safely with peace of mind.