{"product_id":"johnston-jeff-fine-bird-oyster-shell-25kg","title":"Johnston \u0026 Jeff Fine Bird Oyster Shell 25kg","description":"\u003cp\u003e\u003cspan\u003eA constant supply of oystershell prevents birds producing soft or poor-quality eggshells. Its’ slow solubility provides a steady calcium level, resulting in less bone breakage, improved feed conversion and healthier birds. Fine Oystershell Grit sits at 1-2mm in size, making it the perfect size for your aviary birds.\u003c\/span\u003e\u003c\/p\u003e","brand":"Johnston \u0026 Jeff","offers":[{"title":"Default Title","offer_id":56772620386684,"sku":null,"price":16.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/3344\/4136\/files\/FBOSG25.png?v=1778673140","url":"https:\/\/carltonsthefeedmerchants.co.uk\/products\/johnston-jeff-fine-bird-oyster-shell-25kg","provider":"Carltons The Feed Merchants","version":"1.0","type":"link"}