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FLUORESCENT YELLOW HAIR DYE Neon Yellow hair dye is an eye-popping neon yellow shade that's bold, commanding and energetic. Give your hair a boost of brightness with spellbinding semi permanent results. YELLOW SEMI PERMANENT HAIR COLOUR Semi permanent yellow hair dye deposits pigment without peroxide or ammonia, providing flexible colour that gradually fades between washes. CONDITIONING SHINE SUPPORT A deep-conditioning formula that nourishes from the very first application, supporting enhanced intensity, shine and beautifully even results while colouring. VEGAN FRIENDLY & CRUELTY FREE 100% vegan-friendly and not tested on animals, using ethical formulas and manufacturing techniques consistent across the Directions Hair range. MIXABLE SHADE SYSTEM - 100ML SIZE Use alone for a bright yellow hair colour or mix with other Directions Hair colours to create your own custom shade. Best applied to pre-lightened hair for maximum impact.