Leonor Greyl Paris Masque Fleurs de Jasmin Deep Conditioning Mask for Thin Hair in Beauty: NA. Leonor Greyl Paris Masque Fleurs de Jasmin Deep Conditioning Mask for Thin Hair in Beauty: NA. A veritable revolution for fine, dry strands, Leonor Greyl Masque Fleurs de Jasmin effectively repairs hair without weighing it down. Infused with the delicate, Moroccan garden inspired scent of jasmine, its creamy texture melts into hair, making it ideal for use as an instant beauty booster or an intensive treatment, always leaving hair soft, shiny and subtly scented.. Acacia collagen and vegetal oils nourish, protect, and repair hair without weighing it down. Cruelty-free and color-safe. Free of parabens, silicones, coal tar, and SLS. 7 fl oz. Use as an everyday conditioner or as a weekly intensive treatment for your lengths and ends. LEGL-WU7. 2017. A unique philosophy behind a visionary hair care line, Leonor Greyl Paris offers a vast range of hair care products that bring out hair's full beauty. What makes the brand special is its unique approach - a blend of daring formulations and creativity with a fundamental commitment to only offer natural products of which the active ingredients are exclusively taken from the world's incredible pharmacopoeia of plants, flowers and fruits. Their objective is to produce products with effectiveness and effortlessness, adapting to all hair types and hairstyles.