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📏 Nail your perfect fit before you commit—because precision matters!
The Oura Ring 4 Sizing Kit is a precision tool designed to help you find the exact size for your Oura Ring 4, which uses unique sizing different from standard rings. It includes a custom sizer that fits any finger and offers a $10 credit towards your ring purchase. Wearing the sizer for 24 hours ensures optimal comfort and data accuracy, making it an essential step before buying the smart ring.
| ASIN | B0D9WVWXR1 |
| Additional Features | Unique Sizing Kit with Fit Credit |
| Band Material Type | Stainless Steel |
| Best Sellers Rank | #38,932 in Fashion ( See Top 100 in Fashion ) #46 in Ring Sizers |
| Brand | OURA |
| Built-In Media | Oura Ring 4 Sizing Kit |
| Cellular Technology | Not Supported |
| Color | Sizing Kit |
| Colour | Sizing Kit |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Compatible with iOS and Android devices |
| Customer Reviews | 4.5 out of 5 stars 3,409 Reviews |
| Display Type | No Display |
| GPS | No GPS |
| GPS Geotagging Functionality | No GPS |
| Manufacturer | Oura |
| Metrics Measured | Heart Rate, Sleep Duration |
| Model Number | JZ98-54870 |
| Shape | Round |
| Special features | Unique Sizing Kit with Fit Credit |
| Style | Sizing Kit |
| Style Name | Sizing Kit |
| Supported Application | Fitness Tracker |
| Unit Count | 1 Count |
| Water Resistance Depth | 100 Meters |
| Water Resistance Level | Water Resistant |
| Wearable Computer Type | Smart Ring |
S**R
Good
Good
A**ー
かぶれた
後で判明したがアマゾンとその他で1000円近く値段が違う。類似の商品にも出て来なかった。 ２４時間装着とあったので着けて寝たら、かぶれでしまった。本商品とは素材が違うが、高いので怖くて買えない
F**G
Oura Ring cannot be delivered to some locations.
Great sizing tool. However, Amazon SG doesnt allow the actual Oura Ring to be delivered. The status has been “Ordered Received…”
D**A
Satisfecha con el producto
Satisfecha con el producto
A**R
As described.
Ring size kit was perfect for figuring out my Oura ring size.
N**K
excellent
Perfect service
Trustpilot
1 month ago
1 week ago