{"product_id":"kerastase-resistance-masque-extentioniste-strengthening-hair-mask-6-8-fl-oz-protein-repair-detangler","title":"KÉRASTASE Resistance Masque Extentioniste Strengthening Hair Mask, 6.8 fl oz — Protein Repair \u0026 Detangler","description":"\u003cp\u003e\u003cstrong\u003eKÉRASTASE Resistance Masque Extentioniste is a protein-rich strengthening hair mask that detangles, repairs split ends, and helps reduce breakage so hair can grow stronger and longer.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis restorative mask is formulated for weakened, fragile lengths that need targeted reinforcement. Infused with amino-building ingredients—gluco peptide, wheat protein and native plant cells—it works into the heart of the fiber to rebuild elasticity and smooth the hair surface. Use it as a weekly intensive after shampoo to restore manageability, boost shine, and create a protective barrier against future damage.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this mask repair split ends and reduce breakage?\u003c\/h3\u003e\n\n\u003cp\u003eThe mask replenishes proteins and strengthens the inner cortex where most breakage begins, while smoothing the cuticle to limit friction. Regular use fills weakened zones and helps seal frayed ends, which reduces the frequency of mechanical and chemical breakage without altering your natural growth rate.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTargets the hair fiber with gluco peptide to reinforce core strength\u003c\/li\u003e\n  \u003cli\u003eWheat protein rebuilds elasticity and resilience\u003c\/li\u003e\n  \u003cli\u003eSeals the cuticle for reduced friction and smoother strands\u003c\/li\u003e\n  \u003cli\u003eLeaves a protective deposit that improves combability and shine\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen and how should I apply the Extentioniste Masque for best results?\u003c\/h3\u003e\n\n\u003cp\u003eUse it on freshly washed, towel-dried hair as an occasional or weekly intensive treatment depending on damage level. Apply a small, quarter-sized amount from mid-lengths to ends, leave it on 5–10 minutes, then rinse thoroughly for immediate softness and long-term improvement in strength.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAfter shampooing, towel dry to remove excess water\u003c\/li\u003e\n  \u003cli\u003eWork evenly from mid-length to tips to avoid root buildup\u003c\/li\u003e\n  \u003cli\u003eLeave 5–10 minutes for deep penetration before rinsing\u003c\/li\u003e\n  \u003cli\u003ePair with the Extentioniste shampoo and conditioner for a complete regimen\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this mask work for all hair types and textures?\u003c\/h3\u003e\n\n\u003cp\u003eFormulated for all hair types, the mask focuses on reinforcing damaged lengths rather than altering natural texture. Fine to coarse hair can benefit, though fine hair may prefer shorter leave time or lighter application to avoid weighing hair down.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSafe for color-treated and chemically processed hair\u003c\/li\u003e\n  \u003cli\u003eAdjust amount based on strand density and porosity\u003c\/li\u003e\n  \u003cli\u003eDelivers hydration without heavy silicone buildup\u003c\/li\u003e\n  \u003cli\u003eHelps restore manageability across textures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat key ingredients make this mask effective?\u003c\/h3\u003e\n\n\u003cp\u003eThe formula combines targeted proteins and plant-derived cells that support structural repair. These actives complement each other: proteins rebuild internal fiber strength while plant cells and peptides smooth and protect the outer layer for a balanced repair approach.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGluco peptide: reinforces the hair’s internal network\u003c\/li\u003e\n  \u003cli\u003eWheat protein: increases elasticity and resilience\u003c\/li\u003e\n  \u003cli\u003eNative plant cells: support surface restoration and shine\u003c\/li\u003e\n  \u003cli\u003eHydrating base to improve slip and detangling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: KÉRASTASE Resistance Masque Extentioniste is aimed at anyone with weakened or damaged mid-lengths and ends seeking a salon-grade strengthening treatment. It suits those who want to minimize split ends, improve detangling, and encourage stronger-looking lengths—ideal as part of a maintenance routine alongside the Extentioniste shampoo and conditioner.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eWater, Hydroxypropyl Starch Phosphate, Quaternium-87, Stearyl Alcohol, Behentrimonium Chloride, Propylene Glycol, Amodimethicone, Caprylyl Glycol, Isopropyl Alcohol, Candelilla Cera\/Candelilla Wax, 2-Oleamido-1,3-Octadecanediol, Trideceth-6, Arginine, Glutamic Acid, Chlorhexidine Digluconate, Limonene, Serine, Hydroxypropyltrimonium Hydrolyzed Wheat Protein, Benzyl Salicylate, Benzyl Alcohol, Citronellol, Hexyl Cinnamal, Cetrimonium Chloride, Geraniol, Glycerin, Trehalose, Tamarindus Indica Seed Polysaccharide, Myrothamnus Flabellifolia Leaf Extract, Fragrance.\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: How often should I use this strengthening mask?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use once a week as an intensive treatment; increase frequency for severely damaged hair but monitor for build-up.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this on color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The formula is compatible with color-treated hair and helps restore weakened lengths without stripping color.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KÉRASTASE","offers":[{"title":"Default Title","offer_id":49619193102474,"sku":"B07D594C5K","price":179.45,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/4825\/6394\/files\/kerastase-masque-front-packaging.jpg?v=1782826092","url":"https:\/\/auviraskincare.com\/products\/kerastase-resistance-masque-extentioniste-strengthening-hair-mask-6-8-fl-oz-protein-repair-detangler","provider":"Auvira Beauty","version":"1.0","type":"link"}