{"product_id":"kerastase-resistance-masque-extentioniste-strengthening-hair-mask-6-8-oz","title":"Kerastase Resistance Masque Extentioniste – Strengthening Hair Mask (6.8 oz)","description":"\u003ch2\u003eStrengthen and lengthen with Extentioniste\u003c\/h2\u003e\n\u003cp\u003eDiscover KÉRASTASE Resistance Masque Extentioniste, a restorative hair mask designed for all hair types that seek healthier lengths. The formula delivers amino acids to the core of each strand, helping hair stay strong and nourished as you style.\u003c\/p\u003e\n\u003cp\u003eThe enriched blend features Gluco Peptide, Wheat Protein, and Native Plant Cells that work together to fortify existing fibers, encourage smoother movement, and help manage breakage without weighing hair down.\u003c\/p\u003e\n\u003ch3\u003eWhat makes Extentioniste special\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDetangles and seals split ends for a softer, more manageable feel.\u003c\/li\u003e\n  \u003cli\u003eTargets the heart of the hair fiber to reinforce structure and reduce the risk of breakage.\u003c\/li\u003e\n  \u003cli\u003eDesigned to pair with Extentioniste Shampoo and Conditioner for a complete strengthening routine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to use\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAfter washing, towel dry to remove excess water.\u003c\/li\u003e\n  \u003cli\u003eMassage a quarter-sized amount into wet hair, focusing from mid-length to ends.\u003c\/li\u003e\n  \u003cli\u003eLeave on for 5–10 minutes, then rinse thoroughly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRegular use may support detangling, smoother movement, and overall hair feel without promising guaranteed outcomes. Individual results can vary with styling and care routines.\u003c\/p\u003e\n\u003ch3\u003ePair it with the Extentioniste line\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCombine with Extentioniste Shampoo for cleansing and scalp care.\u003c\/li\u003e\n  \u003cli\u003eFinish with Extentioniste Conditioner to seal in strength along the full length.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith its creamy, luxurious texture and targeted actives, this mask offers a moment of care that respects hair’s integrity while aiming to improve length retention and overall manageability.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Kerastase Resistance Masque Extentioniste used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A strengthening mask designed to fortify damaged lengths, detangle, and seal split ends when used with the Extentioniste line.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I use Kerastase Resistance Masque Extentioniste?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Apply to damp hair from mid-length to ends after washing, leave 5–10 minutes, then rinse.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KÉRASTASE","offers":[{"title":"Default Title","offer_id":56237383156044,"sku":"B07D594C5K","price":81.53,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/5912\/6860\/files\/kerastase-resistance-masque-extentioniste-bottle-front.jpg?v=1765766364","url":"https:\/\/belvera.co.uk\/products\/kerastase-resistance-masque-extentioniste-strengthening-hair-mask-6-8-oz","provider":"Belvera | British Beauty, Skin Care \u0026 Personal Wellness","version":"1.0","type":"link"}