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L'Oreal Paris Preference Hair Dye in shade 9.1 Oslo offers a permanent, fade-resistant blonde colour enriched with precious flower oils and a UV-protective conditioner. This all-in-one gel formula kit ensures optimal grey coverage and multi-tonal shine that lasts up to 8 weeks, delivering salon-quality results with a sensorial fragrance and nourishing care.


| Weight | 251 g |
| Volume | 22 Millilitres |
| Units | 1.0 Count |
| Manufacturer contact | L'Oréal Paris, London, W6 8AZ |
| Brand | L'Oreal Paris |
| Format | Gel |
| Country of origin | France |
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