Quick verdict: Choose the Solaris Laboratories NY Intensive LED Hair Growth Brush if you want an affordable, available-now LED brush: $77 for red and blue light with a vibrating massage mode, a 30-day return window and a 1-year warranty. Choose Reseen Weave if you want laser rather than LED light, delivered through 36 light-guided teeth to tips that touch the scalp. Weave is coming soon at $299 planned, and neither device is FDA-cleared today.
At a glance
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Reseen Weave |
Solaris Labs NY Intensive LED Brush |
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Availability |
Coming soon |
On sale now |
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Format |
Laser comb |
LED brush with bristles |
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Light source |
VCSEL laser (VIPE™) |
LEDs |
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Light emitters |
36 light-guided teeth |
Not published |
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Wavelengths |
660nm red |
630nm + 660nm red, 420nm blue |
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Published irradiance |
Not published |
40 mW/cm² (per Solaris) |
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How light reaches the scalp |
Light travels inside each tooth and exits at the tip, which touches the scalp |
Not published |
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Other features |
Light only |
Vibration / massage mode; switch between red and blue |
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Session time |
Not yet published |
20 min (FAQ: 15–20 min per day total) |
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Frequency |
Not yet published |
3–5×/week |
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Charging |
Not yet published |
USB cable, standard 5V adapter |
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FDA status |
510(k) clearance pending (expected early 2027) |
No FDA clearance claimed on product page |
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Brand-cited data |
None published |
Self-reported user figures; no study cited |
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Price |
$299 planned |
$77 |
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Warranty |
1 year (manufacturer defects) |
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Returns |
30 days, new or lightly used; buyer pays return shipping |
Info checked: October 2026. Specs are from Solaris's own site; a third-party retailer listing we checked showed different wavelengths and session times.
Light source: laser vs LED
Solaris uses LEDs. Weave uses VIPE™, Reseen's VCSEL laser platform.
LEDs give off broad-band light that spreads widely. Lasers give a narrow band in a tighter beam. Per Reseen, VIPE™ holds beam angle under 20° versus up to 120° for conventional LEDs, at under 5mW per emitter, non-thermal.
Laser isn't automatically the better choice. In their 2018 review, Heiskanen and Hamblin found most laser vs LED comparisons reported similar effects, though with a high risk of bias, and noted LEDs cost far less per milliwatt. For hair, the 2021 JCAD review by Lueangarun and colleagues found 28 of 32 FDA-cleared home devices used lasers only, and laser-only devices had a larger pooled effect. With only seven trials, it couldn't separate light source from design or dose. Our LED vs laser page explains more.
Wavelengths: red plus blue vs focused red
Solaris gives you more spectrum. Per its site, the brush pairs dual red light at 630nm and 660nm with blue light at 420nm, and you can switch modes within a session. Solaris also publishes an irradiance figure, 40 mW/cm², which many LED brands don't.
Weave focuses on a single wavelength: 660nm red, the deep-red band used by classic laser combs. Weave has no blue mode. If you want red and blue in a hands-free format, Reseen's Halo liner pairs 660nm red lasers with 460nm blue LEDs.
Getting light past hair
Hair absorbs and scatters light, and darker hair absorbs more, so delivery matters on the scalp.
Weave's RootReach™ design uses 36 teeth to part hair and carries 660nm light inside each tooth to its tip, which rests on the scalp. Releasing light at skin level avoids an air gap and the hair above it. These are design principles, not measured Reseen results.
Solaris doesn't publish its LED count or how the LEDs sit relative to its bristles and the scalp, so we can't compare delivery directly.
Routine and ease of use
Solaris asks for more time per session: glide the brush over a clean, dry scalp for 20 minutes, 3–5 times a week (its FAQ says 15–20 minutes a day total). A massage mode with vibration makes that time more pleasant. Charging is by USB with a standard 5V adapter; Solaris says not to use fast chargers.
Weave's session time, frequency and battery are not yet published. Both are handheld, so coverage depends on working through your scalp section by section.
Evidence and FDA status
Neither device is FDA-cleared today.
• Reseen Weave: FDA 510(k) clearance is pending, expected early 2027. Weave is a cosmetic device designed to support scalp health for a healthier-looking scalp and fuller-looking hair.
• Solaris Labs NY brush: The product page doesn't mention FDA, and we found no 510(k) for this brush in FDA's database.
Solaris describes its wavelengths as a "clinically studied light spectrum" but doesn't cite a study of the brush. It reports self-reported figures, such as 96% saying hair looked fuller, without methodology. Weave has no published study yet. For devices with FDA clearance and trials, see Weave vs HairMax and Weave vs Xtrallux.
Price, warranty and returns
Solaris is the clear value pick at $77, roughly a quarter of Weave's $299 planned price. Its return policy is also friendly: 30 days, new or lightly used, plus a 1-year warranty on manufacturer defects for domestic orders. Return shipping is on you, and only direct purchases qualify. Reseen's terms are on its warranty page.
Which should you choose?
• Choose Reseen Weave if… you want laser light rather than LED, prefer light delivered at the scalp through light-guided teeth, and are comfortable waiting for a coming-soon device with FDA clearance pending.
• Choose Solaris if… you want the lowest price, red plus blue light, a vibrating massage mode, a published irradiance figure, and a device you can try now with a 30-day return window.
More LED comparisons: Weave vs Maysama and Weave vs Laduora.
Frequently asked questions
Is the Solaris LED hair brush FDA-cleared?
Its product page doesn't mention FDA, and we found no 510(k) for the brush. Reseen Weave's 510(k) clearance is pending, expected early 2027.
Does an LED comb work for hair growth?
Solaris doesn't cite a study of its brush. In a 2021 JCAD review of FDA-cleared home hair devices, only 1 of 32 used LEDs alone; 28 used lasers only. Hair loss has many causes, so see a board-certified dermatologist first.
What's the difference between a red light comb and a laser comb?
Most red light combs and brushes use LEDs with broad, widely spreading light. A laser comb uses laser diodes with narrow-band, directional light. Weave carries 660nm VCSEL laser light through its teeth to the scalp.
How long should I use the Solaris brush?
Per Solaris, 20 minutes on a clean, dry scalp, 3–5 times a week; its FAQ says 15–20 minutes per day total.
Does Weave have blue light?
No. Weave uses 660nm red laser light only. Reseen's Halo liner adds 460nm blue LEDs.
Sources
1. Intensive LED Hair Growth Stimulating Brush — Solaris Laboratories NY, accessed Oct 2026
2. Refund policy — Solaris Laboratories NY, accessed Oct 2026
3. Solaris Laboratories NY Intensive LED Hair Growth Brush — Brookstone retailer listing, accessed Oct 2026
4. 510(k) Premarket Notification database — U.S. FDA, searched Oct 2026
5. Photobiomodulation: lasers vs. light emitting diodes? — Heiskanen V, Hamblin MR. Photochemical & Photobiological Sciences, 2018
6. A Systematic Review and Meta-analysis of Randomized Controlled Trials of United States FDA-Approved, Home-use, Low-Level Light/Laser Therapy Devices for Pattern Hair Loss — Lueangarun S, et al. Journal of Clinical and Aesthetic Dermatology, 2021
Product information for Solaris Laboratories NY is based on publicly available sources as of October 2026 and may change; check the manufacturer's site for current details. Solaris Laboratories NY and SLNY are trademarks of their respective owner; Reseen is not affiliated with or endorsed by it. This page is for general education and is not medical advice. Reseen devices are cosmetic devices; individual results vary.