{"product_id":"serum-filler-fondamental","title":"Filler Fundamental Serum","description":"\u003cp\u003eKérastase Première Fundamental Filler Serum is a leave-in restorative treatment designed to deeply repair the hair fiber while revealing shiny, supple, and protected hair.\u003cbr\u003eDamaged, bleached, or chemically treated hair absorbs more calcium, weakening its internal structure and surface. Thanks to its patented technology, this serum offers a dual action: it seals the cuticles to smooth and protect the hair's surface, while filling the fiber from within to strengthen the hair structure.\u003cbr\u003eIts light texture acts as an anti-humidity shield and provides heat protection up to 230 °C (450 °F). Hair is instantly softer, more resistant, and frizz-free for up to 72 hours.\u003c\/p\u003e\n\u003cp\u003e🌿 Recommended routine: apply as the last step of the Première routine to maximize restorative benefits:\u003cbr\u003eConcentrate → Shampoo → Conditioner or Mask → Serum.\u003cbr\u003e\u003c\/p\u003e","brand":"Kérastase","offers":[{"title":"Default Title","offer_id":43115356356717,"sku":null,"price":89.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0618\/2951\/3325\/files\/Product_template_-_standard_41.png?v=1764528827","url":"https:\/\/spazioboutique.ca\/en-ca\/products\/serum-filler-fondamental","provider":"Spazio Boutique","version":"1.0","type":"link"}