Gen 4 · Now shipping

Health you can feel, on a finger you forget.

A calm, precise smart ring for sleep, recovery, and longevity. Titanium light. Weeks of battery. Minutes to set up.

Shop rings

Free sizing kit · 28-day trial · HSA/FSA eligible · Free returns

Variant B · hero_cta_v1

What matters to you

Six ways Halo shows up daily.

Tap a goal to see the ring built around it.

Most loved

Start with a bestseller.

Most popularGen 4

Silver

from $29.08/mo · 12 mo financing

$349

🔥 1,284 people picked this finish this week

Best for styleGen 4

Gold

from $41.58/mo · 12 mo financing

$499

NewGen 4 Ceramic

Cloud

from $41.58/mo · 12 mo financing

$499

Ring + Membership

The plan, in plain English.

Your ring is a one-time purchase. Membership powers the personalized insights, trends, and daily guidance that make it worth wearing. First month included. HSA/FSA eligible.

First year: $69.99 · you save $1.89 vs monthly.

✓ HSA/FSA eligible · ✓ First month included

Cancel anytime. Your ring still tracks core metrics without membership.

With membership

· Personalized daily readiness & sleep insights
· Long-term trends & benchmarks
· Cycle & women's health tracking
· Stress, HRV, and recovery guidance
· New feature drops all year

You always keep

· Heart rate & temperature sensors
· Sleep stages (basic)
· Step & activity tracking
· 7-day battery
· 2-year hardware warranty

Gen 4

Ring — Silver

$349

from $29.08/mo · 12 mo financing

Finish

Size

Or pick manually

Kit ships free within 3 days. Confirm your size, then we ship your ring.

On-device · No images saved · Free returns if the fit's off.

Complete your setup

Charging Dock+$59Second finish · switch like an outfitchoose finishGift box · linen-wrapped+$25Gift receipt · hides pricesFreeSave with annual membership

Buy 2, save $50

Perfect for couples & family. Discount applied at cart.

Free returns2-yr warrantyFree sizing kitSecure checkout

Compare

Which ring is right for you?

Three silhouettes, one platform. Tap a row to jump into the finder pre-filtered.

Look

Finishes

From

VogueWiredThe TimesBloombergRunner's WorldGQ

"It's the first wearable that actually feels like jewelry — and the sleep data is the reason I finally go to bed on time."
— Priya, member since 2024