30-night risk free trial*Free returns

EXCHANGEApproved exchange — flat $10 exchange fee. Have HaloCare+? Use your exchange coupon at checkout for a free exchange.

4.8 · 2,847 reviews

EXCHANGE – Halo Ring 4

Made for you, every metric that matters.

Select Ring Size

I know my size

Ring size: 5

We recommend selecting your true ring size. For our Ceramics, we recommend sizing up one size. If you're between sizes in any collection, choose the larger size.

Have questions about sizing?

We recommend your true ring size — our rings use standard US sizing. We recommend sizing up one size for Ceramic Rings. Not sure? View the sizing guide.

Halo Ring Sizing Guide

HALO RING

SIZING GUIDE

FOR US CUSTOMERS

GET YOUR NORMAL SIZE

Halo Ring uses standard US ring sizes. Order the same size you would for a traditional ring.

SNUG BUT COMFORTABLE

The ring should fit snugly and stay in place, but still be easy to remove.

US RING SIZE CHART

US SIZE	4	5	6	7	8	9	10	11	12	13	14
INSIDE DIAMETER (MM)	14.9	15.7	16.5	17.3	18.1	18.9	19.8	20.6	21.4	22.2	23.0
FINGER CIRCUMFERENCE (MM)	46.8	49.5	51.8	54.3	56.8	59.3	62.1	64.7	67.2	69.7	72.2

TIPS FOR BEST FIT

Measure your finger in the evening when it's at its largest.

If you're between sizes, choose the larger size.

Fingers can swell with heat, exercise, and throughout the day.

$0 Subscription30-Day Warranty5-day battery

EXCHANGE – Halo Ring 4 —

· 30-night trial