{"product_id":"oura-ring-4-ceramic-smart-ring-size-before-you-buy-with-or4-sizing-kit-size-6-cloud-2025-grade-a","title":"Oura Ring 4 - Smart Ring - Ceramic - Cloud - Size 6 - Health Tracker - 2025","description":"\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"top-header\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cheader class=\"main-header\"\u003e\n\u003ch1\u003eOura Ring 4 Ceramic – Smart Ring – Size 6 – Cloud\u003c\/h1\u003e\n\u003c\/header\u003e\n\u003csection class=\"product-description\"\u003e\n\u003ch3\u003eOVERVIEW\u003c\/h3\u003e\n\u003cp\u003eOura Ring 4 Ceramic brings the full Oura Ring 4 health tracking into a durable ceramic finish. It tracks sleep, activity, readiness, heart health, stress and women's health, uses Smart Sensing for accurate readings, and lasts up to 8 days per charge. It pairs with the Oura app on iPhone and Android. This is a size 6 ring in Cloud.\u003c\/p\u003e\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSleep, readiness and activity tracking\u003c\/li\u003e\n\u003cli\u003e24\/7 heart rate, blood oxygen (SpO2) and skin temperature sensing\u003c\/li\u003e\n\u003cli\u003eSmart Sensing for consistent, accurate readings\u003c\/li\u003e\n\u003cli\u003eUp to 8 days of battery life\u003c\/li\u003e\n\u003cli\u003eWater resistant to 100 m (328 ft)\u003c\/li\u003e\n\u003cli\u003eCeramic finish in Cloud, size 6\u003c\/li\u003e\n\u003cli\u003eWorks with the Oura app on iOS and Android\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSPECIFICATIONS\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eOura\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eOura Ring 4 Ceramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eSize\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eCloud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eCeramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eSensors\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eRed and infrared LEDs, green LEDs, temperature sensor, accelerometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eBattery Life\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eUp to 8 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eWater Resistance\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eUp to 100 m (328 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003eiOS and Android (Oura app)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd; font-weight: bold; width: 40%;\"\u003eRelease Year\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #ddd;\"\u003e2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCONNECTIVITY\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBluetooth Low Energy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWHAT'S INCLUDED\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(1) Oura Ring 4 Ceramic – Size 6 – Cloud\u003c\/li\u003e\n\u003cli\u003e(1) Oura Ring 4 charger (size-specific charging dock)\u003c\/li\u003e\n\u003cli\u003e(1) Charging cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDOES NOT INCLUDE\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower adapter\u003c\/li\u003e\n\u003cli\u003eSizing kit\u003c\/li\u003e\n\u003cli\u003eCharging case\u003c\/li\u003e\n\u003cli\u003eOriginal packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.9em; color: #777;\"\u003e\u003cspan style=\"font-style: italic;\"\u003eThis is a refurbished product. It has been inspected, tested, and restored to full working condition. Minor cosmetic imperfections may be present. Devices will have some variation in appearance.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cfooter\u003e\n\u003cp\u003e© Copyright. All rights reserved.\u003c\/p\u003e\n\u003c\/footer\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n* { margin: 0; padding: 0; box-sizing: border-box; }\nbody { font-family: \"Open Sans\", sans-serif; background-color: #fff; color: #333; line-height: 1.6; }\n.container { max-width: 1200px; margin: 0 auto; padding: 20px; }\n.top-header { background-color: #000; color: #fff; padding: 10px 20px; text-align: center; }\n.top-header p { font-size: 1em; margin: 0; }\nheader.main-header { background-color: #4caf50; padding: 20px; text-align: center; }\nheader.main-header h1 { color: #fff; font-size: 2.5em; margin: 0; }\n.product-description { background-color: #fff; border: 1px solid #e0e0e0; padding: 30px; margin-top: 20px; box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); }\n.product-description h3 { color: #4caf50; margin-bottom: 12px; margin-top: 25px; font-size: 1.35em; }\n.product-description p { line-height: 1.7; margin-bottom: 18px; }\n.product-description ul { padding-left: 20px; margin-bottom: 20px; }\n.product-description li { margin-bottom: 8px; }\n.product-description table { width: 100%; border-collapse: collapse; }\nfooter { background-color: #f1f1f1; text-align: center; padding: 20px; margin-top: 30px; color: #777; font-size: 0.9em; }\n\u003c\/style\u003e","brand":"Oura","offers":[{"title":"Excellent","offer_id":67736031396073,"sku":"JZ90-57460-06^A","price":399.99,"currency_code":"USD","in_stock":false},{"title":"Good","offer_id":67736031428841,"sku":"JZ90-57460-06^B","price":359.99,"currency_code":"USD","in_stock":true},{"title":"Eco-Save","offer_id":67736031461609,"sku":"JZ90-54216-06^C","price":169.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/5433\/3161\/files\/Oura_Ring_4_-_Smart_Ring_-_Ceramic_-_Cloud_-_Size_6_-_Health_Tracker_-_2025.jpg?v=1792607894","url":"https:\/\/r3new.com\/products\/oura-ring-4-ceramic-smart-ring-size-before-you-buy-with-or4-sizing-kit-size-6-cloud-2025-grade-a","provider":"R3NEW","version":"1.0","type":"link"}