NK 4-Step Keratin Hair Treatment Set – Formaldehyde-Free Vegan Straightening System with Collagen, Keratin, Silk Protein & Niacinamide – Includes Shampoo & Repair Mask – All Hair Types (8oz)

Transform your hair at home with the NK Professional Care 4-Step Keratin Hair Treatment System – a professional-grade, vegan formula designed to deliver intense straightening, deep hydration, and long-lasting shine.<p> Perfect for sensitive, colored, and chemically treated hair, this formaldehyde-free system strengthens, smooths, and nourishes from root to tip.</p><p> ✅ STEP 1: Deep Cleansing Anti-Residue Shampoo</p><p> Prepares the hair by removing buildup and opening the cuticle for optimal treatment absorption. Ideal for professional-level pre-treatment.</p><p> ✅ STEP 2: Ultra-Deep Keratin Smoothing Treatment</p><p> Infused with Collagen, Hydrolyzed Keratin, and Avocado Extract, this formula straightens hair in just 20 minutes, repairing damage while reducing frizz and boosting shine. Results last up to 6 months.</p><p> ✅ STEP 3: Maintenance Shampoo (Sodium-Free)</p><p> A gentle, color-safe formula enriched with Silk Protein, Milk Protein, and Betaine. Helps maintain the straightening effect while nourishing and softening the hair. Suitable for daily use.</p><p> ✅ STEP 4: Restorative Hair Mask</p><p> With Niacinamide, Panthenol, Vitamin C (Ascorbic Acid), and Biotin, this intensive mask improves texture, promotes growth, strengthens strands, and leaves hair silky smooth with a delicate scent — all in just 5 minutes.</p><p> Results you’ll love:</p><p> ✔️ Frizz-free, sleek hair</p><p> ✔️ Enhanced shine and softness</p><p> ✔️ Stronger, more manageable strands</p><p> ✔️ Long-lasting straightening (up to 6 months)</p><p> ✔️ Safe, nourishing care for sensitive or treated hair</p><p></p>

• ✅ 4-Step Keratin Hair Treatment System – Includes Pre-Treatment Shampoo (Step 1), Keratin Smoothing Cream (Step 2), Sodium-Free Silk Protein Shampoo (Step 3), and Restorative Mask (Step 4).
• ✅ Formaldehyde-Free & Safe for All Hair Types – Vegan, gentle formula enriched with Collagen, Hydrolyzed Keratin, Avocado Extract, and Silk Protein. Suitable for chemically treated, colored, and sensitive hair.
• ✅ Extreme Straightening in Just 20 Minutes – Get ultra-smooth, frizz-free, salon-quality results with long-lasting shine and manageability for up to 6 months.
• ✅ Hydrating Post-Treatment Care – Sodium-free Step 3 shampoo gently cleanses while preserving the straightening effect. Silk Protein and Betaine improve texture, reduce frizz, and enhance flexibility.