Most hats simply block sunlight and heat up. Halo OG1 transforms UV light into beneficial red light and directs it toward your scalp, while also providing UPF 50+ protection and cooling comfort.

Red and near-infrared light have been widely studied for their ability to support scalp health and healthy hair growth. In fact, hair health is one of the most established and widely adopted applications of LED and laser red light therapy.

Not at all. Halo OG1 wears like a premium everyday cap. It just happens to have red light built in. No batteries. No charging. No special routine.

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Yes. A 12-week Wake Forest University Medical (Dermatology) pilot study evaluated red/NIR-emitting apparel in people with alopecia areata, psoriasis, and polymorphous light eruption. Participants who completed the study showed clinical stability or improvement, including visible improvements in psoriasis and improved alopecia severity scores.

The performance is permanent in the ways that matter most: it’s structural, not a coating. Like any energy-converting material, the signal may subtly shift over the life of the cap.

One size fits most. low-profile fit with a slightly curved bill for a clean, modern look.

Spot clean with a damp white cloth and mild soap. Dab gently from the outside edge of the stain toward the center.