{"product_id":"oura-ring-4-gold-size-8","title":"Oura Ring 4 Size 8, Gold","description":"\u003cp\u003eThe Oura Ring 4 in Gold is a next-generation smart ring crafted entirely from lightweight, allergy-friendly titanium that monitors over 30 biometric markers using Smart Sensing technology.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe Oura Ring 4 introduces the next evolution in smart ring technology, engineered with an all-titanium build that combines ultimate durability with sleek elegance. Designed for 24\/7 continuous wear, its smooth, hypoallergenic interior sits comfortably on the finger without distracting screens or vibrations.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003ePowered by advanced Smart Sensing technology, the ring continuously adapts to your physiology to track over 30 biometric data points accurately day and night. Key tracked areas include detailed sleep architecture, daytime stress, daily activity and heart health, providing an in-depth view of personal well-being.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eSleep analysis offers actionable guidance by tracking sleep stages, nighttime blood oxygen saturation (SpO2), and daytime naps. Dynamic readiness insights help tailor daily routines according to physical recovery and individual circadian rhythms.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eFor active lifestyles, Oura automatically detects multiple physical workouts, records active workout heart rate, and tracks daily movement metrics while adjusting goals to balance strain and recovery.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eEquipped with comprehensive cardiovascular and temperature trend sensors, the Oura Ring 4 calculates cardiovascular age, heart rate variability (HRV), and cycle variations. With water resistance up to 100 meters and seamless sync capabilities across iOS and Android apps, it delivers uncompromising performance.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Fully titanium construction, allergy-friendly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eColor: Gold\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRing Size: 8\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWater Resistance: Up to 100 m (328 ft)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConnectivity: Bluetooth Low Energy (Bluetooth Smart®)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSensors: Smart Sensing biometric technology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTracked Metrics: Sleep stages, Blood Oxygen (SpO2), Daytime Stress, Heart Rate, Heart Rate Variability (HRV), Activity, Temperature Trends\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: Width 7.9 mm, Thickness 2.88 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 3.3 g to 5.2 g (varies by size)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompatibility: iOS and Android\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Oura","offers":[{"title":"N - New","offer_id":67572152041862,"sku":"JZ90-54216-08-N","price":219.0,"currency_code":"EUR","in_stock":false},{"title":"A - Like New","offer_id":67572152074630,"sku":"JZ90-54216-08-A","price":219.0,"currency_code":"EUR","in_stock":true},{"title":"B - Very Good","offer_id":67572152107398,"sku":"JZ90-54216-08-B","price":219.0,"currency_code":"EUR","in_stock":false},{"title":"C - Minor Wear","offer_id":67572152140166,"sku":"JZ90-54216-08-C","price":219.0,"currency_code":"EUR","in_stock":false},{"title":"D - Major Wear","offer_id":67572152172934,"sku":"JZ90-54216-08-D","price":219.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3206\/8938\/files\/Ring_4_Gold_US9_1.avif?v=1791446447","url":"https:\/\/re.now\/nb\/products\/oura-ring-4-gold-size-8","provider":"Renow","version":"1.0","type":"link"}