Bad Boy Blue is the perfect denim blue hair dye with green and grey undertones. For best results, we recommend lightening hair to a very light level 9 blonde or lighter and toning hair that has yellow tones before use to avoid undesired hues.
- Style: Classic Semi-Permanent Hair Dye
- Color: Bad Boy Blue
- Color Description - Denim Blue Hair Dye
- Volume: 4oz / 118ml
- Ingredients: Vegan Friendly, PPD Free!
- Additional Features: Benefits of Conditioning Hair, Resealable Tub For Longer Use, Comes With Instructions
- Duration: 4 - 6 weeks
- For Best Results: See Instructions Tab
Tested on celebrities, not animals™.
120 Day Hassle-Free Returns
Click here for our Return Policy.
Celcius only ship within Australia.
Deliveries occur between 9am - 5pm Monday to Friday.
Celcius is closed on Mondays, weekends and public holidays.
Please note: Shipping days do not include weekends and public holidays.
Standard post: $7.95 or FREE for orders over $99+
Express post : $12.50