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Oura Ring 4 Sizing Kit
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About this item
Highlights
- GIFT CARD WITH PURCHASE - Receive a $10 Target gift card to use towards Oura Ring 4 purchase.
- SPECIFIC SIZING - Oura Ring 4 sizing is different from Oura Ring Gen3 sizing. For Oura Ring 4, size with the Oura Ring 4 Sizing Kit.
- CHOOSE A FINGER - The Oura Ring 4 works on all fingers and can be worn on either hand.
- INDEX FINGER IS MOST ACCURATE - For optimal accuracy, we recommend wearing your Oura Ring on your index, middle, or ring finger.
- HOW IT SHOULD FIT - Oura Ring 4 should fit securely and comfortably at the base of your finger.
- SIZE FOR ALL DAY USE - Your ring should not rotate as you go about normal daily tasks.
- 24 HOUR TRIAL - We recommend wearing your ring sizer for at least 24 hours to confirm your best fit.
- OURA RING 4 SIZES - Oura Ring 4 is available in sizes 4-15. There are no half sizes.
- SIZER MATERIALS - Ring sizers are made of plastic, while Oura Ring 4 is crafted with titanium.
Description
Easy steps to start your health journey today!
1. Purchase the Oura Ring 4 Sizing Kit.
2. Learn your Oura Ring 4 size by wearing a sizing ring for at least 24 hours.
3. Purchase your Oura Ring 4 online or in a Target store near you.
Looking for the best health tracker? Whether you’re searching for a sleep ring or fitness ring, Oura Ring is for you— this revolutionary smart ring that allows you to discreetly track your sleep, activity, recovery and stress, in style.
Shipping details
Return details
Q: Does the $10 gift card have to be used towards the purchase of the ring? I want to buy the sizing kit but plan to ask for the ring as a gift from someone else.
A: Yeah it’s not how oura rings work.
submitted byCourtney - 23 days agoA: Hi, thank you for reaching out about Oura Ring 4 Sizing Kit. The details does state you will receive a $10 Target gift card to use towards Oura Ring 4 purchase. If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byMatt - 5 months agoTarget expert support
Q: What is the internal size of each ring in mm?
A: Hi wit, thanks for reaching out about Oura Ring 4 Sizing Kit The internal size of the ring varies based on the size of the ring selected. If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byJustin - 1 year agoTarget expert supportA: It depends on the size of the ring itself. The sizing kit will help you determine approximately what it is. This product page is for the sizing kit only, not the individual rings.
submitted byceleste80 - 11 months ago
Q: Hi! How to get a target gift card10$ purchasing oura ring size kit?
A: After your purchase is completed online, you will be emailed information and the $10 gift card to use towards the Oura 4 Ring purchase.
submitted byceleste80 - 11 months agoA: Hi Alex V, thanks for reaching out about Oura Ring 4 Sizing Kit. To better understand your individual needs, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byJoe - 1 year agoTarget staff support
Q: does the sizing kit work to figure out what size you are
A: lol yes that’s the point
submitted byAubs17 - 1 year agoA: Hi brassring, thanks for reaching out about the Oura Ring 4 Sizing Kit. Yes, the Oura Ring 4 Sizing Kit can help you determine the right size Oura Ring for you. The Oura Ring 4 Sizing Kit is designed to help you find the best fit before you buy the ring If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byRena - 1 year agoTarget expert support
Q: I read where the ring needs to fit somewhat snuggly around your finger, what if the knuckles are large and then the ring would have to be big enough to go around the knuckles first?
A: Hi, thanks for reaching out about Oura Ring 4 Sizing Kit. That is the exact dilemma faced by many people when sizing rings, especially for the Oura Ring where a consistent, snug fit is vital for sensor accuracy! You are correct: if your knuckles are large, the ring size must be big enough to clear the knuckle first. Oura addresses this specific challenge directly, and here is the guidance on how to find the right fit using the sizing kit: 1. Prioritize Clearing the Knuckle The most important rule is that the ring must slide over the largest part of your finger (the knuckle) without being too difficult or painful to remove. If the sizing ring is too hard to get off, the final ring will be even worse when your fingers swell (which happens overnight, after exercise, or in the heat). 2. The Snug-Fit Compromise Oura's goal is to have the three sensors (the small bumps on the inside of the ring) sit snugly against the palmar side of your finger (the bottom fleshy part). If you have large knuckles, you will have to accept a ring that is slightly looser at the base of the finger than a person with straight, uniform fingers. The trade-off is unavoidable, so aim for this balance: Knuckle Check: The ring slips over the knuckle with a slight twist but does not require lotion or soap to remove. Base Check: Once past the knuckle, the ring should not spin or turn freely on the base of your finger when your hand is relaxed. If it rotates easily, it is too loose and will lose sensor contact. Fist Check: When you make a fist, there should be little to no large gap between the ring and your skin. 3. Try Different Fingers Oura is built to work on any finger (index, middle, or ring finger) on either hand. The company often recommends the index finger because it typically has a more consistent diameter (less taper from knuckle to base), which can result in a more snug fit. If a size is too loose on your middle finger after clearing the knuckle, try that same size on your index or ring finger to see if you can achieve the necessary snugness without the spinning. 4. Wear the Sizer for 24 Hours Finger sizes change throughout the day and night due to temperature, hydration, and swelling. Since Oura gathers critical data overnight, you need to know how it feels when your finger is at its largest. Wear the plastic sizing ring for at least 24 hours (including sleeping). If you can comfortably remove it in the morning without struggle, it's likely the right size for clearing the knuckle. Ultimately, use the sizing kit to find the largest comfortable size that still sits without significant, constant spinning at the base of your finger. If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byJoe - 1 month agoTarget staff support
Q: Is it possible to see if my HRA funds provider (OCA) will cover this purchase?
A: Hi, thank you for reaching out about Oura Ring 4 Sizing Kit. You would need to reach out to your provider, then for help with payment methods, please reach out to Target Guest Services at 1.800.440.0680. If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byMatt - 3 months agoTarget expert support
Q: Can you use this kit for more than one ring? Or do you need to purchase a kit per ring purchased?
A: Hi Peggy, thanks for reaching out about Oura Ring 4 Sizing Kit. No, you do not need to purchase a separate Oura Ring 4 sizing kit for each ring you intend to buy. The Oura Ring 4 sizing kit contains a full set of plastic sample rings (sizes 4-15) that you can use to find the best fit for your finger. You only need one kit to determine your size, regardless of how many Oura Rings you plan to purchase. In fact, Oura and its retailers often offer a credit (e.g., $10) towards your Oura Ring purchase when you buy the sizing kit, encouraging you to use it to ensure the correct fit for optimal accuracy and comfort. You can also share the sizing kit with friends or family if they are considering an Oura Ring, as it's designed to help multiple people find their ideal fit. If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byJoe - 7 months agoTarget staff support
Q: Can you use this for sizing the Oura ring 3 also?
A: Hi anonymous, thanks for reaching out about Oura Ring 4 Sizing Kit. No, the Oura Ring 4 Sizing Kit is not compatible with the Oura Ring 3 If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byJoe - 1 year agoTarget staff support
Q: What does this ring do?
A: Hi Pie, thanks for reaching out about the Oura Ring 4 Sizing Kit. This is the Sizing Kit. The Oura Ring uses three small sensors in the interior of the ring equipped with infrared light photoplethysmography to track users' heart rate, blood oxygen, breathing regularity, heart rate variability, temperature, activity, and sleep. If you have any additional questions, we welcome you to contact MyTGTtech at 833-848-8324 every day, between 7am-11pm CST.
submitted byRena - 1 year agoTarget expert support
Oura Ring 4 Collection
• Compatible with iOS and Android
• Up to 8 days battery life
• Fully titanium
• Powered by Smart Sensing
• Water resistant up to 100m
Oura Ring 4 sizing is different from Oura Ring Gen3 sizing. For Oura Ring 4, size with the Oura Ring 4 Sizing Kit.