{"product_id":"train-red-fyer","title":"Train.Red FYER 2.0 Muscle Oxygen Sensor + app","description":"\u003cp data-end=\"343\" data-start=\"81\"\u003eUnlock next-level performance with the NEW \u003cstrong data-end=\"138\" data-start=\"120\"\u003eTrain.Red FYER 2.0\u003c\/strong\u003e, the most advanced wearable muscle oxygen sensor on the market. While athletes invest in equipment, training plans, and supplements, the true driver of performance is often overlooked: \u003cstrong data-end=\"341\" data-start=\"324\"\u003eyour muscles.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"601\" data-start=\"345\"\u003eWith real-time \u003cstrong data-end=\"385\" data-start=\"360\"\u003emuscle oxygen (SmO₂%)\u003c\/strong\u003e tracking, FYER helps you optimize training, recovery, and performance like never before. Plus, you can connect \u003cstrong data-end=\"547\" data-start=\"497\"\u003e10+ FYER sensors to a single smart device\u003c\/strong\u003e—perfect for \u003cstrong data-end=\"599\" data-start=\"560\"\u003eteam monitoring and group training.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch4 data-end=\"632\" data-start=\"603\"\u003e\u003cstrong data-end=\"630\" data-start=\"608\"\u003eWhat’s in the box?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-end=\"781\" data-start=\"633\"\u003e✔️ Train.Red FYER 2.0 sensor\u003cbr\u003e\u003cb data-path-to-node=\"9,0\" data-index-in-node=\"0\"\u003e✔️ Free App \u0026amp; Lifetime Updates\u003c\/b\u003e\u003cspan\u003e (No subscription required)\u003c\/span\u003e\u003cbr data-end=\"660\" data-start=\"657\"\u003e✔️ Charging cable\u003cbr data-end=\"680\" data-start=\"677\"\u003e✔️ \u003cstrong data-end=\"697\" data-start=\"683\"\u003ePatch Pack\u003c\/strong\u003e (20 adhesive patches)\u003cbr data-end=\"722\" data-start=\"719\"\u003e✔️ \u003cstrong data-end=\"739\" data-start=\"725\"\u003eStrap Pack\u003c\/strong\u003e (S-M-L sizes)\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e✔️ \u003cstrong data-end=\"739\" data-start=\"725\"\u003eWaterproof \u003c\/strong\u003eUSB \u003cstrong data-end=\"739\" data-start=\"725\"\u003eplug\u003c\/strong\u003e\u003cbr data-end=\"756\" data-start=\"753\"\u003e✔️ Durable travel pouch\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Train.Red","offers":[{"title":"Default Title","offer_id":43907115745446,"sku":"2101-00001-00","price":611.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0576\/0483\/3446\/files\/IPAD1_7-Photoroom_703100a4-08d4-4cdb-90c6-6d0583488145.webp?v=1721798474","url":"https:\/\/train.red\/en-gb\/products\/train-red-fyer","provider":"Train.Red","version":"1.0","type":"link"}