65% less friction with HARMONIC RESONANCE
OO!brush
A powered wellness hairbrush engineered with Harmonic Resonance — a rhythmic pulse that works with your hair, not against it, for smoother-looking strands.
- Up to 65% less tugging vs. regular brushes — less pulling, less fight. Tangles shake loose with Harmonic Resonance.
- 6,000+ micro-strokes per second help smooth the cuticle and enhance natural shine.
- Built-in scalp massager — flip it over for a moment of calm.
- All hair types. Wet or dry. Shower-safe.
- Up to 3 weeks per charge. USB-C rechargeable.
30 day money back guarantee for unopened product
Meet the Inventors
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Dave Richmond
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Jeff Kunkler
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They co-created the InStyler—an ALLURE Best of Beauty winner and one of the best-selling hair tools of all time—and have spent their careers reimagining everyday products through true innovation.
Previous Awards
Less Yank & Tear. More Shine & Calm.
Frequently asked questions about OO!
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Yes — OO!brush is designed to deliver up to 50% less tugging. The harmonic motion helps loosen tangles before the bristles reach them, reducing pull, pain, and breakage.
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It’s built for all hair types — fine, thick, straight, curly, oily, and everything in between. It’s also safe for both wet and dry hair.
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Yes. OO!brush is IPX6 water-resistant, so it’s safe to use with conditioner in the shower for easier detangling and a smoother finish.
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Traditional brushes rely on force. OO!brush uses harmonic resonance to gently separate strands first — so you get less pulling, smoother passes, and more shine with less effort.
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Yes, OO! Is safe for wet hair because it delivers the least amount of friction per stroke.
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Yes — the reduced tugging and gentle motion make it ideal for sensitive scalps, color-treated hair, and fragile or breakage-prone strands.