Oura Ring 4 Sizing Kit, Size Before You Buy & Receive Credit for Purchase
Oura Ring 4 Sizing Kit, Size Before You Buy & Receive Credit for Purchase
Hero image 0 of Oura Ring 4 Sizing Kit, Size Before You Buy & Receive Credit for Purchase, 0 of 6
Overall pick
Visit the Oura Store

Oura Ring 4 Sizing Kit, Size Before You Buy & Receive Credit for Purchase

Key item features

  • ACCURATE SIZING: The Oura Ring 4 Sizing Kit is a custom sizer designed to help you find your perfect ring size before purchasing
  • RECEIVE $10 WALMART CASH: With a sizing kit purchase, receive a $10 Walmart Cash to use towards the future purchase of an Oura Ring 4. Sizing kit is not returnable (terms and conditions apply)
  • TRY IT YOURSELF AND SHARE: Ideal for personal use or sharing with others to ensure everyone gets the right fit
  • UNIQUE SIZING: Oura Ring 4 sizes differ from standard ring sizes, so it's essential to use the official sizing kit and follow the provided instructions
  • AVAILABLE SIZES: Oura Ring comes in whole sizes only, ranging from size 4 to 15 (no half sizes available)
  • COMFORT AND ACCURACY — A properly fitting Oura Ring will result in the highest data accuracy, comfort, and overall experience
  • CHOOSE A FINGER: The Oura Ring can be worn on any finger of either hand
  • OPTIMIZE ACCURACY: For best results, wear it on your index, middle, or ring finger, and be sure to size the exact finger you plan to use
  • SECURE, COMFORTABLE FIT: The Oura Ring should sit snugly at the base of your finger without rotating during everyday activities
  • TEST FOR 24 HOURS: Wear the ring sizer for at least 24 hours to ensure you've found the best fit
Current price is $10.00
Price when purchased online
  • Free 90-day returns

How do you want your item?

Try 30 days for just $1! Choose a plan at checkout.
How do you want your item?
Ships to
Arrives by Tomorrow
Sold and shipped by Walmart.com
Free 90-day returns
This item is gift eligible
FSA and HSA eligible
walmart plus

Try 30 days of Walmart+ for just $1!

T&C apply.

About this item

Product details

Specifications

Warranty

Customer ratings & reviews

4.5 out of 5 stars
stars
156 ratings23 reviews
How item rating is calculated
  1. 5 stars75% (117)
  2. 4 stars13% (21)
  3. 3 stars3% (4)
  4. 2 stars3% (5)
  5. 1 star6% (9)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 23 reviews

Jun 4, 2026
Alicia
Top Reviewer
5 out of 5 stars review

Verified Purchase

helpful way to find the perfect fit

This sizing kit takes the guesswork out of choosing the right ring size before making a purchase. The sample rings are comfortable to wear and make it easy to test the fit throughout the day and overnight to ensure accuracy. I appreciate the confidence it provides before investing in the actual ring, and the purchase credit is a nice added bonus.

Helpful?6T39XC993HSY16998222476
May 23, 2026
Yoselin
Walmart Associate
5 out of 5 stars review

Verified Purchase

nice

this works great. does it's purpose just right. all options are right there. makes my life so much easier to purchase a ring and i can know what size i am in each FINGER!

Helpful?6T39XC993HSY16998222476
Jul 7, 2026
anonymous
Top Reviewer
5 out of 5 stars review

Verified Purchase

🥰

This Oura Ring Sizing Kit is an Excellent Choice of Product. This Item is very well Made %26 the Design is Perfect. You will not be Disappointed with this Ring Size Guide. i highly recommend this Product %26 the Seller ❣️

Helpful?6T39XC993HSY16998222476