J'ai réussi à prolonger la
"J'ai réussi à prolonger la durée de vie de certains de mes vernis qui avaient épaissi après quelques années de bons et loyaux services sans compromettre leur tenue"
Polish thinner
A great way to make your Green Flash™ gel nail polish last longer! Polish texture is thinner, smoother and rehydrated without altering its formula.
Also compatible with your Green™ polishes, Active™ treatment and make-up polishes—including your Base Coat and Top Coat.
How about this: Mancurist nail polishes have been TPO-free since 2019.
Free shipping on +39€ orders
Payment in 3 interest free installments (over 80€ orders)
5 drops of thinner are enough to make the texture instantly smooth!
ethyl acetate, butyl acetate, alcohol denat
Bio-sourcés à 98%
To prevent your polish from becoming a paste, always close the bottle after applying each coat and make sure you clean the neck properly before closing it so no air can get in.

Overall rating: 4.651282 / 5 from 975 reviews.
Diluant Green Flash™ effectively restores the consistency of thickened nail polishes, allowing for smooth application. Customers appreciate the product's ability to revive old polishes and its wide range of colors. However, opinions vary on the product's effectiveness and the longevity of the results.
Review topics: [quality, color, texture, result, formula, look, bottle, service, appearance, quantity, works, polish, application, drops, become, varnish, nails, idea, manucurist, manicure, top coat, keeps, layers, miracle, gem, tool, storage, paint, need, brings].
"J'ai réussi à prolonger la durée de vie de certains de mes vernis qui avaient épaissi après quelques années de bons et loyaux services sans compromettre leur tenue"
— Laura B. (5/5)
"Some nail polish colors are denser than other ones. I think this thinner is necessary for people with less experience to be able to paint thin layers of polish for a longer lasting manicure."
— Marcela (5/5)
"This thinner saved a few of my thicker polishes! I will be ordering this product again."
— Melissa F. (5/5)
"parfait pour redonner au vernis son apsect du premier jour et qui facilite la pose lorsqu'il a un peu épaissi"
— Frédérique G. (5/5)
"Ce diluant a donné un coup de jeune à mes vernis ! Je recommande !"
— Anaëlle M. (5/5)
"Très bien, quand les vernis commencent à devenir plus pâteux plus sec"
— Rosa P. (5/5)
"Très efficace notamment dans les Antilles avec la chaleur ambiante"
— Isabelle D. (4/5)
"Super pratique, allongé la vie des vernis"
— Leslie M. (5/5)
"It effectively thins and refreshes the polish."
— Debra W. (5/5)
"Pratique pour diluer les vernis"
— ANASTASIYA R. (5/5)
Our Frequently Asked Questions from our customers and community!
Our Green Flash™ Thinner is compatible with Green Flash™ polish, Green™ polish and our Active™ range. It can be used with all the colours in the Green™ and Green Flash™ ranges, as well as our Base and Top Coats.
5 drops of Thinner are enough to make your polish liquid again.
Use Thinner when your polish gets too thick and/or difficult to apply.
You can use Thinner as often as you need. Once added to your polish, its fluid texture will last for many manicures.
Our reviews are collected 2 weeks after any purchase and are the reviews of verified buyers only.
Free delivery
Free delivery in relay point from 39€ and at home from 49€ of purchase. Valid in Metropolitan France.
Payment 3x free of charge
Or payment via credit card, Paypal, Amazon Pay, Apple Pay, Bancontact, iDEAL, SOFORT, Giropay.
A question ?
Please reach out to us by filling out this form.
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LED Gel Polish
Green Flash™
Can be removed at home, without acetone and without rubbing

Dries immediately under an LED lamp

Ingredients: bio-sourced & vegan

Fortified nails with the patented Base Coat for 21 days long-lasting*
*with Xtrem Flash™ Top Coat
Regular Gel polish
Other brands
Removed in a salon with acetone, using a nail drill
Dries immediately under a UV lamp
Ingredients: potentially harmful and non-vegan
Lasts 3 weeks with risk of damaged nails
Nail polish
Green™
Can be removed at home, without acetone, by rubbing

Air dries in a few minutes

Ingredients: bio-sourced & vegan

Fortified nails with the Base Coat for 7 days long-lasting
Nail polish
Green™
Can be removed at home, without acetone, by rubbing

Air dries in a few minutes

Ingredients: bio-sourced & vegan

Fortified nails with the Base Coat for 7 days long-lasting
LED Gel Polish
Green Flash™
Can be removed at home, without acetone and without rubbing

Dries immediately under an LED lamp

Ingredients: bio-sourced & vegan

Fortified nails with the patented Base Coat for 21 days long-lasting*
*with Xtrem Flash™ Top Coat
Regular Gel polish
Other brands
Removed in a salon with acetone, using a nail drill
Dries immediately under a UV lamp
Ingredients: potentially harmful and non-vegan
Lasts 3 weeks with risk of damaged nails
Active™ Smooth
For a sheer rosy veil
For a sheer beige veil
For a golden finish
For a bronze finish
Active™ Glow
For a peachy pink gloss effect
For an intense pink gloss effect
For a coral gloss effect
For a lilac gloss effect
Active™ Plump, Shine & Bright
For a plumping effect and a baby pink tint
For a highlighter effect and a sheer beige veil
For a brightening effect and a soft white veil
Active™ Blur
For a blurring effect and a velvety matte pink tint
Show your nails to try it out
Try out your favourite Green Flash colours from your mobile by scanning the QR code below

