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Why choose SDR® flow+ Bulk Fill Flowable?

Achieve Gap-Free Restorations

This low viscosity material seamlessly adapts to cavity walls and flows easily into every nook and cranny, even with bulk fills up to 4mm.

Most Researched Bulk Fill Material

Research surrounding SDR® flow+ materials, technology and application has been extensive over the last decade.²


The SDR® flow+ self-leveling material provides easy application without agitation, ensuring excellent marginal integrity and up to 40% reduced procedure time.²

Low Stress Material

SDR® technology enables the formation of a more relaxed network to create a stress resistant composite for long-term survival.

Clinically Proven

SDR® flow+ and the bulk fill technique have been proven safe, effective and clinically durable compared to conventional layering techniques.¹

The leading and still unmatched flowable bulk-fill material

With over 62 million applications worldwide since its inception, it's not surprising that SDR® flow+ Bulk Fill Flowable is the most preferred flowable for use as a base-liner in Class I and II restorative procedures.

"It’s evolved to be a truly dynamic product, I can use in every restoration. Whenever I see dentin, SDR® is going down."

Dr. Alan Atlas, DDS

"The material has an excellent flow characteristic, making it perfect for filling in the deepest portion of your Class I and II restorations."

Thomas E. Bunin, DDS

"SDR® flow+ Bulk Fill Flowable ensures a tight seal of the endodontic access cavity – an important factor for long-term endodontic treatment success."

Prof. Dr. Schirrmeister, University of Freiburg, Germany

Clinicians may have been compensated for use of their testimonials.

For what indications can SDR® flow+ Bulk Fill Flowable be used?

SDR® flow+ Bulk Fill Flowable can be used in a variety of indications including Class I, II, III and V, primary posterior dentition, pit and fissure sealing and core build-up.

Related Content

Discover more with SDR® flow+ Bulk Fill Flowable

Class II Approach

The first and only complete approach to Class II restorations designed to increase efficiency and predictability for more consistent, successful clinical outcomes.

Class II Clinical Cases

As part of its Class II approach, Dentsply Sirona provides the tools and techniques necessary for patient satisfaction and procedure success. See how dentists have had success with Class II.


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Start at the bottom of the box, slowly withdraw tip, wipe tip across cusp and allow to self-level for a few seconds. Do not use an instrument to manipulate as this can disturb the self-leveling behavior of the materials. 

Placing in bulk allows you to speed up the procedure by eliminating unnecessary material placement and curing steps. Research shows the long-term results of placing in bulk is comparable to placing in increments.

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  1. van Dijken JWV, Pallesen U, 2017: Bulk-filled posterior resin restorations based on stress-decreasing resin technology: a randomized, controlled 6-year evaluation.; Eur J Oral Sci. 2017 Aug;125(4):303-309.
  2. Internal data on file. For more information, contact