Front of Pack of Fructis Sleek & StayFront of Pack of Fructis Sleek & StayFront of Pack of Fructis Sleek & Stay Before & After applying Sleek & StayBefore & After applying Sleek & StayBefore & After applying Sleek & Stay Up to 5 washes of heat-protected, anti-frizz, high shine hairUp to 5 washes of heat-protected, anti-frizz, high shine hairUp to 5 washes of heat-protected, anti-frizz, high shine hair How-to for Sleek & StayHow-to for Sleek & StayHow-to for Sleek & Stay Sleek & Shine Regimen RoutineSleek & Shine Regimen RoutineSleek & Shine Regimen Routine Ultra glassy sleek lasts up to 5 washesUltra glassy sleek lasts up to 5 washesUltra glassy sleek lasts up to 5 washes The #1 Sleek Brand just got sleekerThe #1 Sleek Brand just got sleekerThe #1 Sleek Brand just got sleeker Made with argan oil + vegan keratinMade with argan oil + vegan keratinMade with argan oil + vegan keratin Garnier commits to Greener Beauty: cruelty-free, vegan formula, and 100% recycled plasticGarnier commits to Greener Beauty: cruelty-free, vegan formula, and 100% recycled plasticGarnier commits to Greener Beauty: cruelty-free, vegan formula, and 100% recycled plastic Back of Fructis Sleek & Stay productBack of Fructis Sleek & Stay productBack of Fructis Sleek & Stay product ;

Garnier Fructis Sleek & Stay

Average rating includes incentivized reviews

This heat-activated serum delivers up to 5 washes of frizz control and high shine when used with Sleek & Shine Shampoo and Conditioner.

size

$9.99 MSRP

Product Information

Part of the Fructis Sleek & Shine system, the heat-activated Garnier Sleek & Stay serum delivers up to 5 washes of frizz control and high shine*! It provides heat protection up to 450°F and is infused with alpha-silanes for long-lasting smoothness.

This leave-in serum is a smoothing hair treatment formulated without parabens, phthalates, or DMDM Hydantoin. Like all Garnier products, it is approved by Cruelty Free International under the Leaping Bunny Program.

*when used in the shampoo, conditioner, and Sleek & Stay system

Instructions of Use

Before use, shake Garnier Sleek & Stay well. After washing with Sleek & Shine Shampoo and Conditioner, apply this hair smoothing serum to damp hair. Distribute evenly after each pump. Do not rinse. Blow-dry hair completely, then use a flat iron to seal in sleekness and lock in style.

Ingredients

DIMETHICONE, BIS-(MORPHOLINOMETHYL C1-4 DIALKOXYSILOXY) DIMETHICONE, BIS-CETEARYL AMODIMETHICONE, PARFUM / FRAGRANCE

Before and after of female model using Sleek & Shine Sleek & Stay leave-in serum

All Shine, No Frizz

  • Heat-activated protective serum.
  • Up to 5 washes of anti-frizz power.
  • Heat protection up to 450°F.
  • Long-lasting shine and sleekness.

Sleek & Stay Serum is infused with alpha-silane for long-lasting sleek and scientifically tested to control frizz with a patented water-resistant technology.

Argan Oil + Vegan Keratin
Sleek & Shine full Collection on grey background

Check out the rest of the Sleek & Shine hair care and styling collection to complete your regimen.

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Hair Care Routine Quiz

Hair Care Routine Quiz

Discover your personalized Garnier Fructis hair care regimen.

FREQUENTLY ASKED QUESTIONS
  • Garnier Sleek & Stay serum is formulated for use on damp hair as part of the Garnier Sleek & Shine system, along with Sleek & Shine shampoo and conditioner. Since it is heat-activated, you'll achieve best results using a blow dryer and a flat iron. However, it can be used on dry hair.
  • Sleek & Shine is recommended for hair that needs frizz control and shine. This is usually chronically dry hair or hair going through a dry spell due to environmental factors, age, or seasonal changes.
  • Yes! Garnier Sleek & Stay smoothing treatment provides heat protection up to 450°F. Plus, its activated by heat so you can use your hair dryer and hot tools without causing damage, and the results will be lasting shine and no frizz.
  • The amount of Sleek & Shine smoothing hair serum you use depends on how much hair you have. Apply one pump at a time and evenly distribute with a wide-toothed comb between each pump until your hair is well saturated.

Garnier Commits to Greener Beauty