Manic Panic High Voltage Classic Semi Permanent Hair Dye Vegan Colour 118mlHair dye that looks as electric as it sounds. With vibrant, lime green hues, this shade glows brightly under black lights! For best results, we recommend lightening your hair to the lightest level 10 blonde before use.Style: Classic Semi-Permanent Hair DyeVolume: 4oz / 118mlIngredients: Vegan Friendly, PPD Free!Additional Features: Benefits of Conditioning Hair, Resealable Tub For Longer Use, Comes With InstructionsDuration: 4 - 6 weeksFor Best Results: See Instructions Tab