--- product_id: 723531832 title: "Ring 4 - Silver - Size 8 - Size Before You Buy" price: "€ 33.38" currency: EUR in_stock: true reviews_count: 6 url: https://www.desertcart.sk/products/723531832-ring-4-silver-size-8-size-before-you-buy store_origin: SK region: Slovakia --- # Instant $10 credit Precision sizing kit Lightweight & comfortable Ring 4 - Silver - Size 8 - Size Before You Buy **Price:** € 33.38 **Availability:** ✅ In Stock ## Summary > 📏 Size smart, track smarter — don’t miss out on your perfect fit! ## Quick Answers - **What is this?** Ring 4 - Silver - Size 8 - Size Before You Buy - **How much does it cost?** € 33.38 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/723531832-ring-4-silver-size-8-size-before-you-buy) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Instant Savings:** Get a $10 credit applied automatically toward your Oura Ring 4 purchase. - • **Wear It Your Way:** Fits any finger on either hand—flexibility that matches your lifestyle. - • **Exclusive Sizing System:** Unique ring sizes tailored beyond standard US measurements for a custom feel. - • **Fast & Reliable Delivery:** Quick shipping means you start sizing and tracking sooner. - • **Perfect Fit, Perfect Data:** Ensure your Oura Ring 4 fits flawlessly for max accuracy and comfort. ## Overview The Oura Ring 4 Sizing Kit offers a unique, precise sizing experience designed specifically for the Oura Ring 4’s non-standard ring sizes. Lightweight and comfortable, it ensures optimal fit for accurate heart rate, activity, and sleep monitoring. Purchase includes an automatic $10 credit toward your Oura Ring 4, making sizing before buying both easy and rewarding. ## Description Product Description ## 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 - HOW IT SHOULD FIT - Oura Ring 4 should fit securely and comfortably at the base of your finger. Your ring should not rotate as you go about normal daily tasks. We recommend wearing your ring sizer for at least 24 hours to confirm your best fit ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D9WVWXR1 | | Colour | White | | Country of Origin | USA | | Customer Reviews | 4.6 4.6 out of 5 stars (2,466) | | Date First Available | 15 October 2024 | | Item Weight | 50 g | | Item model number | JZ98-54870 | | Manufacturer | Oura | | Other display features | Wireless | | Package Dimensions | 16.7 x 11.3 x 1.2 cm; 50 g | | Special features | Heart Rate Monitor, Activity Tracker, Sleep Monitor | | Whats in the box | Oura Ring 4 Sizing Kit | ## Product Details - **Brand:** OURA - **Colour:** White - **Included Components:** Oura Ring 4 Sizing Kit - **Manufacturer:** Oura ## Images ![Ring 4 - Silver - Size 8 - Size Before You Buy - Image 1](https://m.media-amazon.com/images/I/518Qh+G3I5L.jpg) ## Available Options This product comes in different **Color, Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by K***L on 25 July 2025* ### ⭐⭐ Review *by A***ー on 9 September 2025* ### ⭐ Review *by F***G on 1 March 2025* ## 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.sk/products/723531832-ring-4-silver-size-8-size-before-you-buy](https://www.desertcart.sk/products/723531832-ring-4-silver-size-8-size-before-you-buy) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-05-05*