{"product_id":"black-polar-t31-ct31-elastic-strap-877c","title":"Black Polar T31C\/T31 Elastic Strap","description":"\u003cp\u003eGenuine Polar elastic replacement chest strap for T31C and T31 heart-rate transmitters. Adjustable fit and supplied in original packaging and unopened — ideal for replacing a worn or stretched strap while keeping your existing Polar transmitter in use.\u003c\/p\u003e","brand":"Polar","offers":[{"title":"Polar \/ Black","offer_id":52604089139420,"sku":"005044","price":15.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/6038\/8828\/files\/PXL_20260925_012359337.jpg?v=1790300573","url":"https:\/\/sportscircle.co.nz\/products\/black-polar-t31-ct31-elastic-strap-877c","provider":"Sports Circle","version":"1.0","type":"link"}