Limited time Any 2 FS1s for $169 · Free shippingAny 2 FS1s for $169

Halo

Clothing that turns sunlight into red light. UV2RED is in the fiber.

30%+ more red lightAlways UPF 50+4°F+ cooler

Halo FS1

$98

Full-sleeve · Men & Women

Lightweight, soft, and breathable. Micro‑perforated for airflow. Matte, never shiny. Relaxed, not baggy.

Wear itWhenever you're out in daylight.Pickleball, the beach, the boat, the yard, the walk to lunch.

Lumen Mist

Skywave

Midnight Sun

Ultra Violet

Desert Signal

Limited time: 2 FS1s for $169. Your second is just $71. Free shipping.

30-day returns

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Halo FS1 $98

The shirt that turns sunlight into red light.

Limited time: any 2 FS1s for $169Free shipping

Halo OG1

$90

Cap

Lightweight, low-profile, and built to disappear. UV2RED delivers red light to your hair and scalp — every hour you're outside, no device, no routine.

Wear itAnytime you'd put on a cap.The run, the course, the errand, the drive.

Steel Grey

Coral

Tidal Wave

Free shipping on orders $169+

30-day returns

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Quick add

Halo OG1 $90

The original all-day red light cap.

Free shipping: orders $169+

Today's light

When you’re in Halo, the sun keeps working for you. See today’s UV2RED Score and forecast for your area.

Very good

Best window 11 am – 3 pm

Lumen Mist — Halo FS1

Halo FS1

Shop Halo FS1

Estimates based on today's forecast