HeatBounce is a weightless conditioning heat protectant that prevents heat damage up to 450°F (232°C) from the inside out. It goes as deep as heat damage does to help protect color vibrancy and support hair health—shielding hair from mechanical damag
This conditioning heat protectant fortifies hair from the inside out, preventing heat damage from indirect and direct heat up to 450°F (232°C). It delivers protection against color fade, dry feeling, dullness, and breakage from environmental aggresso
HeatBounce is powered by patented resilicore™ heat-shielding technology to defend against heat from the cuticle to the cortex*, delivering maximum protection against color fade, dry feeling, dullness, and breakage. The conditioning blend softens, smo
Yes, there is an 8 oz size exclusively for professional stylists.
No, HeatBounce does not repair damage. It helps prevent damage from heat, environmental aggressors like UV, and mechanical styling. If you’re looking for damage repair from the K18PEPTIDE™, try the molecular repair mask and oil.
HeatBounce protects against heat with resilicore™ heat-shielding technology, our innovation inspired by resilin—a natural protein that can withstand extreme temperatures. Unlike traditional heat protectants that only coat the cuticle, the size + mole
HeatBounce delivers 450°F (232°C) heat protection.
High heat from styling tools can damage every layer of hair—from the outer layer that keeps hair shiny, to the inner layers responsible for hair strength. This leads to breakage and color fade. To prevent this, HeatBounce goes as deep as heat damage
Yes! This formula, powered by resilicore™ heat-shielding technology, defends against heat from the cuticle to cortex* to help prevent fading color, dryness, dullness, and breakage. *k18hair.com/disclaimers
The conditioning blend softens, smooths, detangles, and moisturizes the feel of hair for more visible shine, less frizz, and increased manageability for all hair types and textures—even damaged hair.
Yes, HeatBounce moisturizes, smooths, and makes both towel-dried and dry hair more manageable.
This lightweight cream formula transforms into a sheer spray with a conditioning blend that binds to hair and helps regulate lasting moisture balance, detangles, and increases shine, smoothness, and manageability, while the pH-balanced formula minimi
Yes, HeatBounce softens, smooths, and moisturizes the feel of hair to make it more manageable and easier to detangle.
Yes, the conditioning benefits of HeatBounce help make hair softer, smoother, and easier to manage for all hair types + textures.
Section hair, then apply HeatBounce throughout. Brush through to help with even distribution. Use on towel-dried hair before blow drying and on dry hair before hot tools.
Apple HeatBounce wherever you’re using heat, especially on the mid-lengths and ends.
No, HeatBounce is a non-aerosol spray.
Apply 1-4 sprays of HeatBounce per section based on your hair length and density.
Apply HeatBounce every time you apply heat, including if you switch between blow drying to hot tools.
Yes, you can apply HeatBounce every time you blow dry or use hot tools.
This depends on the hair type, length, density, and how often you apply HeatBounce.
No, HeatBounce does not need to be activated to protect from heat.
While HeatBounce is a lightweight formula, we recommend using 1-4 sprays per section based on hair length and density.
Apply HeatBounce every time before you use heat.
HeatBounce is a heat shielding leave-in conditioner that goes as deep as heat damage does to help protect color vibrancy and protect from damage.
Yes, HeatBounce can be used as a leave-in conditioner for added moisture, softness, smoothness, shine, and manageability without applying heat.
No, HeatBounce offers lightweight conditioning that adds moisture, softness, smoothness, shine, and manageability for all hair types and textures.
Yes, HeatBounce helps combat against color shift* from chemically colored hair by protecting against heat to the core*, where natural color lives. You get more vibrant color on wet hair before blow drying and dry hair before hot tools. *k18hair.com/d
The patented resilicore™ heat-shielding technology penetrates deep into the cortex of hair (where color lives), forming a protective shield that fortifies the hair from within. This targeted protection improves resilience against high heat to help pr
Yes, apply HeatBounce to both towel-dried and dry hair before heat exposure.
After shampooing, apply the K18 mask (wait 4 minutes) or DAMAGE SHIELD conditioner. This is when you apply HeatBounce and AstroLift™ before blow drying or air drying. Use HeatBounce again before any hot tools. Finish with K18 oil and use AirWash™ to
No, HeatBounce does not repel moisture. To make your hair easier to style, it adds a moisturized feel, softens, and smooths for more manageable hair.
No. HeatBounce features a new K18 innovation—resilicore™ heat-shielding technology, inspired by resilin—a natural protein that can withstand extreme temperatures.The size + molecular makeup of resilicore™ allows it to penetrate deeper than ever befo
These are the notes in HeatBounce:. Top Note: Lush Clementine, Bergamot, Meyer Lemon. Mid Note: Silky Peony, Lily of the Valley, Orange Flower. Bottom Note: Soft Sandalwood, Crisp Cedar, Fluid Musk
This K18 innovation is inspired by resilin, a natural protein that can withstand extreme temperatures. Unlike traditional heat protectants that only coat the cuticle, the size + molecular makeup of resilicore™ allows it to penetrate deeper than ever
Yes, HeatBounce is safe and beneficial for color-treated and chemically serviced hair to help protect from color fade and shift*. *k18hair.com/disclaimers
No, HeatBounce does not contain sulfates, parabens, or phthalates, and adheres to the. Clean at Sephora standards.
Yes, HeatBounce contains no phthalates, formaldehydes, formaldehyde-releasers, oxybenzone, octinoxate, hydroquinone, triclosan, coal tar, methylisothiazolinone, or insoluble plastic microbeads. We adhere to Sephora's rigorous clean beauty standards.
Yes. Like all K18 products, we use nature as the inspiration to create cruelty-free and vegan solutions using biology and biotech.
Yes. Like all K18 products, HeatBounce is plastic net-zero, so every purchase helps stop ocean plastic. You can learn more here: https://www.k18hair.com/pages/sustainability
HeatBounce is powered by resilicore™ heat-shielding technology, an innovation inspired by resilin—a natural protein that can withstand extreme temperatures. Unlike traditional heat protectants that only coat the cuticle, the size + molecular makeup o
No, you can blow dry or use hot tools immediately after applying HeatBounce.
Yes, HeatBounce protects and conditions all hair types and textures. The conditioning cream transforms into a spray that binds with every hair type to detangle, add a moisturized feel, and increase shine, softness, and manageability.
Yes, HeatBounce works on towel-dried hair.
Yes, HeatBounce works on dry hair.
For best results, towel dry your hair first, then apply HeatBounce.
While the molecular repair hair oil and HeatBounce have heat protection benefits, HeatBounce defends against heat from the cuticle to the cortex*, going as deep as heat damage does to help protect against color fade, dry feeling, dullness, and breaka
HeatBounce defends against heat from the cuticle to the cortex*—as deep as heat damage goes—to help protect against color fade, dry feeling, dullness, and breakage. The oil delivers traditional heat protection on the outer layer of hair, and clinical
After shampooing, skip conditioner, then apply the molecular repair hair mask. Wait 4 minutes, then apply HeatBounce to towel-dried hair. Air dry or blow dry, then reapply HeatBounce before using hot tools.
No. For best results, wait 4 minutes after applying the molecular repair mask, then use HeatBounce.
No, HeatBounce is a heat shielding leave-in conditioner that goes as deep as heat damage does to help protect color vibrancy and support hair health. If you’re looking for hold, use AstroLift™ reparative volume spray for 2 days of flexible lift and h
No, HeatBounce is made of a peptide, which is smaller than a protein. This will not build up on hair because any extra will wash away.
HeatBounce has a neutral pH range of 4.0-4.5.
HeatBounce is not intentionally formulated with gluten, but we cannot guarantee an allergen-free facility or the absence of trace amounts. If you are allergic to gluten, we strongly recommend consulting with a doctor before use.
This depends on hair type, length, density, and how often you use it.