{"product_id":"oura-ring-4-smart-health-tracker","title":"Oura Ring 4 — Smart Health Tracker","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp data-end=\"1202\" data-start=\"1063\"\u003e💍 \u003cstrong data-end=\"1100\" data-start=\"1066\"\u003eIMPORTANT: Size Before You Buy\u003c\/strong\u003e\u003cbr data-end=\"1103\" data-start=\"1100\"\u003eOura Ring 4 sizes differ from standard ring sizing. Use the Oura Ring Sizing Kit before purchasing.\u003c\/p\u003e\n\u003cp data-end=\"1228\" data-start=\"1204\"\u003e📱 \u003cstrong data-end=\"1226\" data-start=\"1207\"\u003eMembership Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1389\" data-start=\"1229\"\u003e\n\u003cli data-end=\"1275\" data-start=\"1229\"\u003e\n\u003cp data-end=\"1275\" data-start=\"1231\"\u003eFirst month of Oura Membership is included\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1322\" data-start=\"1276\"\u003e\n\u003cp data-end=\"1322\" data-start=\"1278\"\u003e$5.99\/month after (or $69.99\/year prepaid)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1389\" data-start=\"1323\"\u003e\n\u003cp data-end=\"1389\" data-start=\"1325\"\u003eTied to your account through the Oura App, not the physical ring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1513\" data-start=\"1391\"\u003e🧠 \u003cstrong data-end=\"1422\" data-start=\"1394\"\u003eSmart Sensing Technology\u003c\/strong\u003e\u003cbr data-end=\"1425\" data-start=\"1422\"\u003eTracks 30+ biometrics: sleep, activity, recovery, stress, heart health \u0026amp; women’s health.\u003c\/p\u003e\n\u003cp data-end=\"1603\" data-start=\"1515\"\u003e🔋 \u003cstrong data-end=\"1539\" data-start=\"1518\"\u003eLong Battery Life\u003c\/strong\u003e\u003cbr data-end=\"1542\" data-start=\"1539\"\u003eUp to 8 days on a single charge. No screens, no distractions.\u003c\/p\u003e\n\u003cp data-end=\"1708\" data-start=\"1605\"\u003e💦 \u003cstrong data-end=\"1625\" data-start=\"1608\"\u003e24\/7 Wearable\u003c\/strong\u003e\u003cbr data-end=\"1628\" data-start=\"1625\"\u003eMade of ultra-light titanium, water-resistant, and designed for all-day comfort.\u003c\/p\u003e\n\u003cp data-end=\"1811\" data-start=\"1710\"\u003e🔗 \u003cstrong data-end=\"1733\" data-start=\"1713\"\u003eApp Integrations\u003c\/strong\u003e\u003cbr data-end=\"1736\" data-start=\"1733\"\u003eSyncs with Apple Health, Google Health, Strava, Natural Cycles, Flo \u0026amp; more.\u003c\/p\u003e\n\u003cp data-end=\"1836\" data-start=\"1813\"\u003e💳 \u003cstrong data-end=\"1836\" data-start=\"1816\"\u003eHSA\/FSA Eligible\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e\u003cstrong\u003e\u003ca title=\"Amazon Oura\" href=\"https:\/\/amzn.to\/3Fu0MTD\"\u003e\u003cspan class=\"a-list-item\"\u003eBuy on Amazon\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cmeta charset=\"utf-8\"\u003eAffiliate Disclaimer: As an Amazon Associate, we may earn commissions from qualifying purchases.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mars Well","offers":[{"title":"Default Title","offer_id":44745762734277,"sku":"","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/3112\/9285\/files\/Screenshot2025-05-22at7.37.09PM.png?v=1747957041","url":"https:\/\/joinmarswell.com\/products\/oura-ring-4-smart-health-tracker","provider":"Mars Well","version":"1.0","type":"link"}