K18 HeatBounce Conditioning Heat Protectant
K18 HeatBounce Conditioning Heat Protectant118 ml, 47 ml
K18 HeatBounce Conditioning Heat Protectant is a lightweight leave-in spray that detangles, softens, and protects against heat up to 232°C. With advanced Resilicore™ technology, this K18 heat protectant penetrates deep into the hair cortex for 85% less breakage after blow-drying. Suitable for all hair types and textures, including extensions.
Why you need it
Why you need it
K18 HeatBounce Conditioning Heat Protectant isn’t your average heat spray, it’s a breakthrough in damage prevention. Using Resilicore™ heat-shielding technology, inspired by proteins found in nature that can endure extreme heat, the K18 HeatBounce goes deeper than traditional heat protectants. Instead of sitting on the surface, K18 penetrates the inner cortex where heat damage starts, building a protective shield from within. Hair feels softer, smoother, and more manageable while staying strong against the daily stress of styling. Whether you’re blow drying, curling, or straightening, you’ll get conditioned, detangled hair with 85% less breakage and lasting protection. Plus, the K18 heat protectant is lightweight enough for every hair type and even safe for extensions.
how to use
how to use

INGREDIENTS
INGREDIENTS
Faq's
Faq's
A: It protects hair from heat up to 232°C, making it ideal for blowdrying, straightening, and curling.
Q: Can I use K18 HeatBounce Conditioning Heat Protectant on extensions?
A: Yes, this formula is safe for use on extensions as well as all hair types and textures.
Q: How is K18 HeatBounce different from other heat protectants?
A: Unlike traditional formulas that only coat the cuticle, K18 HeatBounce uses Resilicore™ technology to penetrate the hair’s inner cortex, where heat damage starts, for deeper protection and up to 85% less breakage after blow drying.
Q: Does K18 HeatBounce leave hair feeling heavy?
A: No, the lightweight formula conditions, softens, and detangles without weighing hair down, even on fine textures.
About the Brand
About the Brand
K18 is a revolutionary brand that has redefined hair care with cutting-edge science and technology. With a focus on repairing and rejuvenating damaged hair, K18 hair products offers advanced solutions that work at the molecular level to restore hair’s natural strength, elasticity, and vitality. The brand is known for its innovative products such as the K18 Leavin-In Molecular Hair Mask that deeply nourishes and fortifies hair, making it healthier, more resilient, and visibly smoother. K18 is perfect for anyone looking to revive and maintain their hair’s natural beauty, offering professional-quality results at home.

SHIPPING & RETURNS
SHIPPING & RETURNS
Hungary Tracked Delivery
Delivery 2-6 Working Days
Free on orders over 19600HUF
Hungary 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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Very quick delivery
This product helped my hair get back to its original softness. Since I have been using at home semi-permanent dye in the same colour my original hair colour is (dark medium brown) my hair has never felt the same despite all the protective products and treatments. Heat Bounce made my hair feel soft to touch.




















