{"product_id":"kera-20-stage-replacement-cartridge","title":"Kera 20-Stage Replacement Cartridge","description":"\u003cp\u003eThe heart of your Kera system. One 20-Stage Quad-Pillar cartridge delivers up to 90 days of filtered showers — KDF-55, calcium sulfite, activated carbon, and ceramic mineral stages working on chlorine, limescale minerals, and rust before they reach your hair and skin.\u003c\/p\u003e\u003cp\u003eTwist-in swap in under 60 seconds. No tools.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIncluded FREE with every Kera showerhead order during the July Sale.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Kera","offers":[{"title":"Default Title","offer_id":47924811989155,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/2490\/5891\/files\/hf_20260723_031651_67583cc2-45f0-44e1-a40f-9f66b4f5eb2e.png?v=1784991808","url":"https:\/\/livekera.com\/products\/kera-20-stage-replacement-cartridge","provider":"Kera","version":"1.0","type":"link"}