Bad Boy™ Blue - European Classic High Voltage® Hair Colour – 118 ml darkestdarks line-height: 1

line-height: 1

This shade can add violet hues to virgin

All strands should be saturated using the brush or gloved fingers to spread the mixture evenly

Additional Features: Benefits of Conditioning Hair

full coverage

Bad Boy™ Blue - European Classic High Voltage® Hair Colour – 118 ml darkestdarks line-height: 1Bad 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. To achieve the ideal pastel base, we recommend pre lightening your hair using a Manic Panic Flash Lightning Hair Bleach Kit. Always follow the instructions included with each product. Always perform a patch test