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Item #:
171973678
New Oura Ring 4 Sizing Kit - Size Before You Buy the OR4 - Unique Sizing - Gen 4
Item #:
171973678
TMT 55
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, August 12
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Our Top Logistics Partners
Prioritize comfort, go up. In between sizes? Go down for snug fit and more accurate sensor readings.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Accurate Sizing
The Oura Ring 4 Sizing Kit ensures perfect fitment before purchase, alleviating the common problem of incorrect sizing and minimizing returns.
User-Friendly
Designed with simplicity in mind, the kit allows users to easily determine their ideal ring size, making the buying process seamless and stress-free.
Comprehensive Options
Includes multiple sizing options to cater to various finger sizes, ensuring that every potential user can find their perfect fit, enhancing comfort and wearability.
Product Details
| Package Weight | 1 Pound |
Who Should Buy?
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Health Enthusiasts
Individuals focused on tracking their health and sleep metrics accurately will benefit greatly from precise sizing.
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Fashion-Conscious Users
Users who prioritize both functionality and aesthetics will appreciate the perfect fit of the Oura Ring.
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Tech-Savvy Consumers
Those familiar with wearable technology will find the Oura Ring's features beneficial when correctly sized.
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Casual Users
Individuals uninterested in precise health tracking may not find the need for the Oura Ring or sizing kit.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What sizes are included in the Oura Ring 4 Sizing Kit?
Answer: The kit includes 12 different sizes for your convenience. -
Question:
How do I know which size to choose?
Answer: If you're in between sizes, you can go down for a snug fit or go up for more comfort. -
Question:
Is the product brand new?
Answer: Yes, the Oura Ring 4 Sizing Kit is brand new and factory sealed.
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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TMT 55
Order now and get it around Wednesday, August 12
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Brand new Oura Ring 4 Sizing Kit.
- Includes 12 different sizes for optimal fitting.
- Factory sealed for guaranteed quality.
- Helps ensure accurate sensor readings.
- Comfort-focused sizing options available.
- Directly sourced from authorized retailers or manufacturers.
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Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.