📏 Find your perfect fit, unlock your best self.
The Oura Ring 4 Size Kit offers a custom sizing experience with sizes ranging from 4 to 15 (no half sizes), designed to ensure optimal comfort and data accuracy. Wear the sizer for at least 24 hours on your preferred finger and hand to find the perfect fit before purchasing your Oura Ring 4. This kit also provides credit towards your final purchase, making it a smart and essential step for millennial professionals who demand precision and style in their wellness tech.
| Item Weight | 52 g |
| Package Dimensions | 16.8 x 11.2 x 1.2 cm; 52 g |
| Item model number | JZ98-54870 |
| Other display features | Wireless |
| Color | white |
| Whats in the box | Oura Ring 4 Size Kit |
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サイズキットに1〜2万円？（2025年3月30日）ふざけるな 笑
