{"product_id":"head-knee-block","title":"HEAD \u0026 KNEE BLOCK","description":"\u003ch2\u003eDetails\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eThis block is used to slightly raise the head in reclining postures in order to achieve the correct neck alignment\u003c\/li\u003e \u003cli\u003eCan also be used to correct the tilt on the pelvis or for support between the knees\u003c\/li\u003e \u003cli\u003eNon toxic EVA foam\u003c\/li\u003e \u003cli\u003eSize: 250 x 150 x 25mm\u003c\/li\u003e \u003cli\u003eColour: Blue\u003c\/li\u003e \u003c\/ul\u003e","brand":"The Mad Group","offers":[{"title":"Blue","offer_id":57420712608131,"sku":"SP1797","price":5.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/7031\/1811\/files\/sp1797_20251031_0bf2e7ea-7b1b-43cb-950c-e65a22f73374.jpg?v=1772390426","url":"https:\/\/onlyswim.co.uk\/products\/head-knee-block","provider":"onlyswim","version":"1.0","type":"link"}