Softness duo

Hydrates for infinitely soft hair.

  • [REPAIRING]
  • [97% INGREDIENTS OF NATURAL ORIGIN]

The essential duo to provide lasting hydration to gray and white hair, reveal its natural softness, and restore more supple fiber from the very first use.

Combining hyaluronic acid and copper peptides with the nourishing properties of shea butter and castor oil, this routine provides lasting hydration, intensely nourishes the fiber, and tames the lengths. The ideal ritual for softer, more supple, and naturally more luminous hair.

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Description

The GREY Softness Duo — the hydration routine for grey and white hair

Grey and white hair naturally have a more porous fiber, making it more sensitive to dryness. The GREY Softness Duo acts where the need is real: restoring hydration, soothing the fiber, and revealing its natural softness.

The Hydrating Care Shampoo cleanses without harshness. The Nourishing Conditioner envelops the fiber and seals the cuticle. Together, they give grey and white hair back what they lose first: suppleness, comfort, and shine.

A softer, more supple fiber — from the very first use.

For which hair types

Our shampoo and conditioner duo is suitable for white and/or grey hair, whether it is still salt and pepper or already completely grey or white.

No need to have completely white hair to use it: it also supports hair in transition.

Usage

Step 1 — Moisturizing Care Shampoo

On wet hair, apply a first shampoo to remove impurities, then rinse thoroughly. Apply a second time, gently massaging the scalp and lengths to ensure the active ingredients fully penetrate the fiber, then rinse again.

Step 2 — Nourishing Conditioner

Distribute through the lengths and ends, leave on for 2 to 3 minutes to allow the fiber to absorb the active ingredients, then rinse.

Ingredients

Copper peptides
The fiber gains strength, suppleness, and vitality — visible from the very first weeks.

Low molecular weight hyaluronic acid
It penetrates to the core of the fiber to retain moisture where it is needed most. The result: a silky feel that lasts.

Prodew® 500
This amino acid complex deeply hydrates, for softer, more fluid, and naturally luminous lengths.

Nutripeptide GR
It strengthens the fiber from within — less frizz, more manageability, and visible radiance.

Organic Shea Butter & Organic Castor Oil
They make detangling easier and nourish without ever weighing down.

Tested and approved

Softness duo

Softness duo

54 €
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GREY SCIENCE

GRIS science is based on a simple conviction: grey and white hair are not a problem to be corrected, but a different fiber to be understood.

GRIS develops a comprehensive, biomimetic scientific approach to grey and white hair. By acting on the fiber and the scalp, our formulas durably preserve their quality, radiance, and vitality.

Provide lasting hydration

With the disappearance of melanin, gray and white hair becomes more porous and loses its ability to retain water. GRIS combines a very low molecular weight hyaluronic acid, which captures and maintains hydration, with Prodew® 500, a biomimetic complex of 11 amino acids inspired by the natural composition of hair, to restore moisture balance and strengthen the fiber.

Together, these active ingredients restore lasting hydration, which is essential for the quality of white hair.

Activate molecular biomimicry

GRIS relies on molecular biomimicry to draw inspiration from the natural mechanisms involved in hair vitality and structure.

The copper peptide, naturally present in the body, helps to preserve hair vitality over time, while Prodew® 500, a biomimetic complex of 11 amino acids inspired by the composition of the fiber, helps to strengthen its structure. This approach helps to lastingly preserve the quality of white hair, for a stronger, suppler, and shinier fiber.

Maintaining scalp balance

Yes, our formulas are designed for daily use, gentle on the scalp and hair fiber.

AFTERBEFORE

Results after 15 days of use

After 15 days of use, testers report softer hair and a visible reduction in yellow tones, as well as an overall improvement in shine, suppleness, and manageability.

100% note the reduction or disappearance of their yellow reflections
89% find their hair softer and more hydrated
100% find their hair shinier

*Based on a GRIS consumer study conducted among several dozen testers with 30% to 100% white hair

  • 5 stars: 1 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
V
Valérie
Facile à utiliser et à rincer

Le shampoing et l’après-shampoing se rincent très facilement. Les cheveux sont doux et agréables après utilisation

All the answers
to your questions

Our FAQ is here to guide you.

See the FAQ

FAQ - SOFTNESS DUO

What products does the GRIS softness duo contain?

The duo combines two complementary treatments:

  • The GRIS moisturizing care shampoo delicately cleanses the hair and scalp without altering the fiber's moisture balance.
  • The GRIS nourishing conditioner envelops the lengths, facilitates detangling, and helps smooth the cuticle scales.

Used together, they provide a complete routine to hydrate, nourish, and soften gray and white hair.

What is the GRIS softness duo used for?

The GRIS softness duo meets the essential needs of gray and white hair: restoring and preserving its hydration. It combines gentle cleansing with nourishing care to improve the suppleness, comfort, and shine of the fiber.

From the first use, hair appears softer, more fluid, and easier to style, without any weigh-down effect.

Why do gray and white hair need a specific moisturizing routine?

With the gradual decrease in melanin, the hair's structure changes. The fiber generally becomes more porous and is less effective at retaining water as well as essential lipids.

Gray and white hair can then become drier, coarser, more fragile, and more prone to frizz. A specific moisturizing routine helps compensate for this fragility and lastingly preserves its softness, suppleness, and natural luminosity.

How do the two treatments in the GRIS softness duo work together?

The GRIS moisturizing care shampoo eliminates impurities with a gentle cleansing base and prepares the fiber to receive treatment. The GRIS nourishing conditioner then provides targeted nutrition, facilitates detangling, and helps smooth the cuticle.

This complementarity makes it possible to act at every stage of the wash: cleaning without drying out, then nourishing without weighing down.

What results can be expected from the first use?

From the very first ritual, hair appears softer and more supple. Detangling is made easier, the texture becomes silkier, and the fiber regains more fluidity and radiance.

Results may vary depending on the porosity, thickness, and level of dryness of the hair.

Does the GRIS softness duo help strengthen the fiber and reduce breakage?

Yes. By improving hydration, suppleness, and detangling, the duo helps to limit knots, friction, and mechanically induced breakage.

Copper peptides help preserve a more resistant fiber, while Nutripeptide GR and Prodew® 500 support its quality and hydration. With continued use, hair appears more uniform, supple, and manageable.

Does the GRIS softness duo help tame frizz?

Yes. Gray and white hair, which is naturally more porous, can react strongly to changes in humidity and become more difficult to manage.

By restoring hydration and improving fiber suppleness, the duo helps smooth the appearance of the lengths and control frizz, without stiffening the hair's natural movement.

How to use the GRIS softness duo and how often?

The duo can be used about twice a week, depending on the hair's needs.

On wet hair, perform a first wash with the GRIS hydrating care shampoo to remove impurities, then rinse. Apply it a second time, gently massaging the scalp. If necessary, add a little water to help lather and facilitate distribution through the lengths, then rinse thoroughly.

Then, squeeze the excess water from the hair and apply the GRIS nourishing conditioner to the lengths and ends. Leave on for two to three minutes before rinsing carefully.

Does the GREY duo douceur neutralize yellow tones?

No. The GRIS softness duo primarily focuses on hydration, nourishment, and fiber quality. It does not contain purple pigments intended to neutralize yellow tones.

To correct yellow or golden tones, supplement your routine with the GRIS purple toning shampoo, to be used once or twice a week depending on color needs.

How can the softness duo be integrated into a complete routine for gray and white hair?

The GRIS softness duo forms the moisturizing foundation of the routine. Start with the GRIS moisturizing care shampoo, then apply the GRIS nourishing conditioner to the lengths and ends.

Depending on the color's needs, add the GRIS purple toning shampoo to neutralize yellow tones. Finish with the GRIS leave-in day treatment to prolong hydration, tame frizz, and preserve the fiber's radiance between washes.

Does the GRIS softness duo offer a natural composition, free of sulfates, silicones, and parabens?

Yes. Its formula is sulfate-free, silicone-free, paraben-free, and composed of over 97% ingredients of natural origin.

Is the GRIS softness duo vegan?

Yes, the GRIS anti-yellowing purple shampoo is vegan and its formulas are not tested on animals.

Is the GRIS purple anti-yellowing shampoo suitable for pregnant women?

Yes, the moisturizing care shampoo and conditioner from the GRIS softness duo are indicated as being suitable for pregnant women. Observe the precautions for use and seek advice from a healthcare professional in case of particular sensitivity or doubt.