K18 AstroLift Reparative Volume Spray 118ml
K18 AstroLift Reparative Volume Spray 118mlSave $12.71 USD - 20% Off
K18 AstroLift Reparative Volume Spray restores bounce, strength, and long-lasting volume to fine, fragile, and ageing hair. Powered by the signature K18PEPTIDE™, this lightweight, non-sticky spray reverses damage and delivers up to 2.5x more volume for up to 2 days. It works with or without heat styling for touchable, humidity-resistant lift that lasts. This strand-thickening formula boosts fibre diameter by up to 25%, creating fuller-looking hair with a natural, flexible finish.
Why you need it
Why you need it
K18 AstroLift™ Reparative Volume Spray transforms flat, limp hair with instant, long-lasting volume while repairing past damage to restore strength and resilience. Unlike traditional treatments that simply coat the surface, K18PEPTIDE™ works on a molecular level to reverse damage caused by bleaching, colouring, heat, and chemical treatments—restoring hair’s natural strength, softness, and bounce from the inside out, making it especially beneficial for fine, fragile, and breakage-prone hair. Whether you air-dry, blow-dry, or heat-style, this hair volumising spray boosts touchable, natural-looking volume that lasts up to 2 days, even in humidity.
how to use
how to use
Key Ingredients
Key Ingredients
Hair Fibre Volumising Blend – Increases strand diameter by up to 25% for a visibly fuller appearance.
Humidity-Resistant Natural Polymer – Creates a weightless, protective barrier against humidity for long-lasting lift.

INGREDIENTS
INGREDIENTS
Faq's
Faq's
A: K18PEPTIDE™ is a patented bioactive peptide developed by K18 after a decade of biotech research. It’s designed to penetrate deep into the hair’s inner layers, where it reconnects broken keratin chains—those are the protein bonds that give hair strength and elasticity.
Q: Can I use K18 AstroLift Reparative Volume Spray on dry hair?
A: Yes! This lightweight formula can be applied to dry hair for a volume refresh between washes.
Q: Does the K18 AstroLift Reparative Volume Spray work without heat styling?
A: Yes! Unlike traditional volumisers, this formula is not heat or tension-activated, so you can achieve lasting volume whether you air-dry or heat-style.
Q: Will the K18 AstroLift Reparative Volume Spray make my hair stiff or sticky?
A: No, the formula is non-sticky and buildable, delivering touchable, natural-looking volume that moves with your hair.
Q: Is K18 AstroLift™ Reparative Volume Spray suitable for all hair types?
A: Yes! While it is especially beneficial for fine, fragile, and ageing hair, it works on all hair types looking for long-lasting, flexible volume.
Q: How long does the volume last from the K18 AstroLift Reparative Volume Spray?
A: This spray provides up to 2 days of style memory, keeping your hair full and bouncy without falling flat.
About the Brand
About the Brand
K18 is the hair repair brand that changed the game. Its patented K18Peptide works inside the hair to repair damage from bleach, colour and heat. Our bestseller is the K18 Leave-in Molecular Repair Hair Mask, used in just four minutes after shampooing with no rinse. Fans also love the K18 Airwash Dry Shampoo, Molecular Repair Hair Oil and Peptide Prep Detox Shampoo.
Shop the full K18 range below, or explore more damaged hair heroes.

SHIPPING & RETURNS
SHIPPING & RETURNS
USA Tracked Delivery
Delivery 5-9 Working Days
Tracked
Free on hauls over $100.00
USA Express Delivery
Orders placed before 3pm (GMT + 1)
Delivery 2-4 Working Days
Tracked
SMS & Email Updates
FREE L’Oréal Professionnel Metal Detox Shampoo

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