L'Oreal Preference Permanent Hair Dye in shade 10.1 Helsinki, a Very Very Light Ash Blonde. This permanent hair colour offers luminous cool blondes full of reflects with up to 6 weeks of anti-brassiness. It provides optimal grey coverage and is enriched with precious flower oils. The translucent gel formula intensifies the natural nuances of your hair colour, creating a sophisticated shade with a mix of ashy and pearlescent reflects for a cool and pure blonde. The kit includes a Bottle of Colourant Gel (60ml), Applicator Bottle of Developer Cream (90ml), Anti-Brasiness Purple Mask (54ml), Shine Oil (4.4ml), User Guide, and Gloves. The Anti-Brasiness Purple Mask is a nourishing treatment enriched with purple dyes to neutralise yellow undertones. For best results, follow packet instructions and perform a patch test 48 hours before use.