{"product_id":"adjustable-heat-retaining-lumbar-support-belt","title":"Adjustable Heat-Retaining Lumbar Support Belt","description":"\u003cp\u003eCombine structured lumbar support with gentle, battery-free warmth in one adjustable wrap. This wide support belt uses a dual-tension system, four curved stays and a heat-reactive inner layer to deliver secure lower-torso coverage without relying on powered heating elements.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eStructured lumbar support:\u003c\/strong\u003e Four curved stays add reinforcement across the lower-back area for more structure than a basic elastic waist wrap.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDual-tension adjustment:\u003c\/strong\u003e A broad main closure and secondary elastic compression wings let you fine-tune the fit and support tension.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBattery-free warmth:\u003c\/strong\u003e The body-heat-reactive inner layer is designed to provide gentle lumbar warmth without batteries, wires or charging.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdjustable firmness:\u003c\/strong\u003e A removable support strip lets you modify the belt setup to suit your preferred level of structure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBroad coverage:\u003c\/strong\u003e The wide wrap provides substantial coverage around the lumbar area and lower torso during selected training and everyday movement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreathable construction:\u003c\/strong\u003e Breathable fabric balances the support-focused design with a more practical feel during regular wear.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Gym training, lifting-related activities and everyday movement when you want adjustable external lumbar support with passive, battery-free warmth.\u003c\/p\u003e","brand":"Twinathletic","offers":[{"title":"Black \/ One size","offer_id":54703584805205,"sku":"HRLS-400-Black-S","price":44.99,"currency_code":"USD","in_stock":true},{"title":"White \/ One size","offer_id":54703584969045,"sku":"HRLS-400-Gray-S","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1024\/8863\/7781\/files\/1_ae0c4c25-26c7-4a29-a398-1a7956751b67.jpg?v=1791653754","url":"https:\/\/twinathletic.com\/products\/adjustable-heat-retaining-lumbar-support-belt","provider":"Twinathletic","version":"1.0","type":"link"}