{"product_id":"kerastase-resistance-extentioniste-hair-mask-strengthen-lengths-seal-split-ends-6-8-oz","title":"KÉRASTASE Resistance Extentioniste Hair Mask – Strengthen Lengths \u0026 Seal Split Ends (6.8 oz)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eDiscover a targeted mask designed to reinforce damaged lengths, detangle with ease, and seal split ends. This Extentioniste formula aims to keep hair soft and shiny without weighing it down, making daily care feel luxurious and straightforward. It’s a thoughtful option for those who want longer-looking, resilient hair with a healthier feel from roots to tips.\u003c\/p\u003e\u003ch2\u003eHow it works\u003c\/h2\u003e\u003cp\u003eThe mask employs a trio of actives—Gluco Peptide, Wheat Protein, and Native Plant Cells—to reach the heart of each fiber. It strengthens strands, supports longer-looking lengths, and restores a smooth surface for a more uniform appearance. The hydrating base helps hair feel nourished and manageable during routine styling.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGluco Peptide\u003c\/strong\u003e reinforces the fiber core for improved resilience and easier detangling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheat Protein\u003c\/strong\u003e provides conditioning that helps reduce breakage and smooths the texture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNative Plant Cells\u003c\/strong\u003e contribute to a refreshed, softer feel and a natural shine.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat to expect\u003c\/h2\u003e\u003cp\u003eWith regular use, hair can feel more resilient and look smoother at the ends. You may notice less frizz and a glossy finish that catches light for a polished appearance without heaviness.\u003c\/p\u003e\u003ch2\u003eHow to use\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAfter washing, towel dry to remove excess moisture.\u003c\/li\u003e\n\u003cli\u003eApply a quarter-size amount to mid-length and ends; leave on for 5–10 minutes, then rinse thoroughly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePairing for best results\u003c\/h2\u003e\u003cp\u003eFor a complete strengthening routine, use the Extentioniste Mask with the Extentioniste Shampoo and Conditioner. The trio is designed to minimize breakage and support lasting length from root to tip.\u003c\/p\u003e\u003ch2\u003eWho this is for\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAll hair types seeking stronger lengths and easier detangling.\u003c\/li\u003e\n\u003cli\u003eHair prone to split ends or breakage aiming for a softer, more polished finish.\u003c\/li\u003e\n\u003c\/ul\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 makes KÉRASTASE Resistance Extentioniste Mask different?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A targeted treatment with Gluco Peptide, Wheat Protein, and native plant cells designed to fortify the hair fiber and seal ends.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I use the Extentioniste Mask for best results?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Apply after washing, focusing on mid-length to ends, leave 5–10 minutes, rinse well, and consider pairing with the Extentioniste Shampoo and Conditioner.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KÉRASTASE","offers":[{"title":"Default Title","offer_id":53048300405052,"sku":"B07D594C5K","price":94.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/1876\/2812\/files\/kerastase-resistance-masque-extensioniste-bottle.jpg?v=1778522776","url":"https:\/\/oseilabeauty.com\/products\/kerastase-resistance-extentioniste-hair-mask-strengthen-lengths-seal-split-ends-6-8-oz","provider":"Oseila Beauty","version":"1.0","type":"link"}