--- product_id: 723531832 title: "Oura Ring 4 - Silver - Size 8 - Size Before You Buy" brand: "oura" price: "€ 24.89" currency: EUR in_stock: true reviews_count: 6 url: https://www.desertcart.ie/products/723531832-oura-ring-4-silver-size-8-size-before-you-buy store_origin: IE region: Ireland --- # Custom fit for max accuracy Precision sizing kit Fits all fingers & hands Oura Ring 4 - Silver - Size 8 - Size Before You Buy **Brand:** oura **Price:** € 24.89 **Availability:** ✅ In Stock ## Summary > 📏 Nail your perfect fit before you commit! ## Quick Answers - **What is this?** Oura Ring 4 - Silver - Size 8 - Size Before You Buy by oura - **How much does it cost?** € 24.89 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/723531832-oura-ring-4-silver-size-8-size-before-you-buy) ## Best For - oura enthusiasts ## Why This Product - Trusted oura brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Beyond Standard Sizes:** Unique sizing system tailored for Oura Ring 4, avoiding guesswork and half sizes. - • **Maximize Data Accuracy:** A precise fit means your health insights are sharper and more reliable. - • **Perfect Fit, Every Time:** Custom sizing kit ensures your Oura Ring 4 fits flawlessly before you buy. - • **Comfort Meets Technology:** Lightweight and ergonomic design for all-day wear without compromise. - • **Universal Finger Compatibility:** Wear it on any finger, any hand—optimal on index, middle, or ring finger. ## Overview The Oura Ring 4 Sizing Kit is an essential tool designed to help you find the exact size for your Oura Ring 4, which uses a unique sizing system different from standard rings. This ensures maximum comfort and data accuracy by allowing you to try on sizes 4 through 15 (no half sizes) on your preferred finger before purchase. Compatible with all fingers and hands, the kit guarantees a flawless fit for the most precise health tracking experience. ## Features - OURA RING 4 SIZING KIT - The Oura Ring 4 Sizing Kit is the ideal way to find the perfect size. It’s a custom sizer that allows for you, and those around you, to find the perfect fit before purchasing - SIZE BEFORE YOU BUY - Oura Ring 4 sizes are different from standard ring sizes. Size yourself with the Oura Ring 4 Sizing Kit. For additional details, see “From the brand” section below - NOT STANDARD SIZING - Oura Ring 4 sizes are slightly different from standard ring sizes, so it is important to size yourself using our Oura Ring 4 Sizing Kit. Oura Ring 4 is available in sizes 4-15. There are no half sizes - COMFORT AND ACCURACY - A properly fitting Oura Ring will result in the highest data accuracy, comfort, and overall experience - CHOOSE A FINGER - Oura Ring 4 works on all fingers and can be worn on either hand. For optimal accuracy, we recommend wearing your Oura Ring 4 on your index, middle, or ring finger. Size the exact finger you plan to wear your Oura Ring 4 on ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0D9WVWXR1 | | Date First Available | 3 October 2024 | | Included Components | Oura Ring 4 Sizing Kit | | Item Model Number | JZ98-54870 | | Item Weight | 50 g | | Manufacturer | Oura | | Net Quantity | 1 Count | | Package Dimensions | 16.7 x 11.3 x 1.2 cm; 50 g | ## Product Details - **Brand:** OURA - **Colour:** White - **Included Components:** Oura Ring 4 Sizing Kit - **Manufacturer:** Oura ## Images ![Oura Ring 4 - Silver - Size 8 - Size Before You Buy - Image 1](https://m.media-amazon.com/images/I/518Qh+G3I5L.jpg) ![Oura Ring 4 - Silver - Size 8 - Size Before You Buy - Image 2](https://m.media-amazon.com/images/I/71m9EcEY+tL.jpg) ![Oura Ring 4 - Silver - Size 8 - Size Before You Buy - Image 3](https://m.media-amazon.com/images/I/51CzPCL9TxL.jpg) ![Oura Ring 4 - Silver - Size 8 - Size Before You Buy - Image 4](https://m.media-amazon.com/images/I/51d-W9BxrXL.jpg) ## Available Options This product comes in different **Colour, Size, Style Name** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very Quick delivery *by on Reviewed in India 25 July 2025* Very quick delivery and the product is perfect as expected. Very affordable and useful ### ⭐⭐ かぶれた *by on Reviewed in Japan 9 September 2025* 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 ### ⭐ Oura Ring cannot be delivered to some locations. *by on Reviewed in Singapore 1 March 2025* Great sizing tool. However, Amazon SG doesnt allow the actual Oura Ring to be delivered. The status has been “Ordered Received…” ## Frequently Bought Together - Oura Ring 4 Sizing Kit - Size Before You Buy Oura Ring 4 - Unique Sizing - Receive Credit for Purchase - Oura Ring Gen3 Sizing Kit - Size Before You Buy The Oura Ring Gen3 - Unique Sizing - Receive Credit for Purchase - RingConn Gen 2 Air Sizing Kit - Size First Before You Buy - Choose from 9 Sizes - Sizes 6 to 14 - Only Smart Ring --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ie/products/723531832-oura-ring-4-silver-size-8-size-before-you-buy](https://www.desertcart.ie/products/723531832-oura-ring-4-silver-size-8-size-before-you-buy) --- *Product available on Desertcart Ireland* *Store origin: IE* *Last updated: 2026-09-15*