K18 Repair, Protect & Smooth Travel Set
The K18 Repair, Protect & Smooth Travel Set is a complete, travel-ready system designed to repair damage, shield against heat, and deliver high-impact shine. This high-performance trio restores core hair strength and keeps strands healthy, smooth, and frizz-free wherever you go.
K18 Leave-In Molecular Repair Hair Mask 50ml
Powered by the patented K18PEPTIDE™, this 4-minute leave-in treatment clinically reverses damage from bleach, color, chemical services, and heat to restore strength, softness, and bounce.
K18 HeatBounce Conditioning Heat Protectant 47ml
A lightweight heat shield that protects strands against thermal styling, preventing breakage and heat-induced dryness while keeping hair soft and manageable.
K18 Molecular Repair Hair Oil 10ml
A weightless, biotech-powered oil that repairs damage at the molecular level, tames flyaways, and delivers 24-hour frizz control with a high-gloss finish.
4-minute leave-in treatment to reverse hair damage
- K18PEPTIDE™ is a biotech-developed peptide that mimics hair's structure to reverse damage by reconnecting polypeptide chains and disulfide bonds broken during bleaching, color and chemical services + heat.
- pH-optimized (5.0-6.0): Helps minimize cuticle swelling + put hair proteins in their most resilient state
- Cream format: Enables easy, lightweight application across all hair types, with detangling and softening benefits
Vegan, color-safe, cruelty-free
- Shampoo with K18 Damage Shield PH Protective Shampoo or K18 Peptide Prep™ Detox Shampoo, do not condition. Towel-dry thoroughly
- Apply 3-9 pumps of K18 Leave-In Molecular Repair Mask based on your length and density, starting at the ends and working up towards the roots
- Let sit for 4 minutes. Do not rinse out.
- Comb, add product + style as usual. Use for consecutively for 4-6 washes post-salon service, then as needed
Complete Your Routine
Frequently Asked Questions
This 3-piece set includes:
- K18 Leave-In Molecular Repair Hair Mask (50ml): Repairs core damage from bleach, color, and heat in 4 minutes.
- K18 HeatBounce Conditioning Heat Protectant (47ml): Protects hair against thermal damage up to 450°F (232°C).
- K18 Molecular Repair Hair Oil (10ml): Seals split ends, smooths flyaways, and adds high-gloss shine.
Follow this exact 3-step sequence on wash day:
Step 1 — Repair (K18 Mask): Shampoo hair, skip conditioner, and towel-dry. Apply 1–3 pumps of mask and wait 4 full minutes. Do not rinse.
Step 2 — Protect (HeatBounce): Spray evenly through damp hair from mid-lengths to ends before heat styling.
Step 3 — Smooth (Hair Oil): Apply 1–3 drops to damp hair before blow-drying, or smooth onto dry hair to finish your style.
Combining all three products gives you complete molecular repair inside the hair shaft, 450°F heat protection, and cuticle-level shine and frizz control.
Yes. All three containers (50ml, 47ml, and 10ml) are under the 100ml (3.4 fl oz) liquid limit, making the set 100% TSA-compliant for carry-on bags.
The 50ml Mask yields approximately 35 to 50 applications (1 to 2 months of regular use). The 47ml HeatBounce and 10ml Hair Oil last several weeks of daily styling.
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