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Wash your way to a brighter + healthier looking blonde! packed with bond fortifying technology, quinoa protein, plant butters + ultraviolet pigments, this purple shampoo keeps your blonde lookin' cool and strong.
An ultra-violet shampoo that tones brassy hues + is clinically proven to strengthen + hydrate damaged hair.
bust your brass cool blonde strength repair shampoo is clinically proven to tone, hydrate + strengthen strands, resulting in 2.2x stronger hair with 55% less breakage?.
After 1 use when used as a system, clinically tested.
Safe for strands: Clinically proven to be safe for color-treated hair.
Clinically tested when shampoo and conditioner are used as a system.
How to use?
lather and massage shampoo through wet hair from root to ends. leave on for 2-3 minutes, then rinse thoroughly.
Keep track of your tone: if you're loving your tone, keep up your routine as is. if you notice brassiness peeking in, increase use of bust your brass an additional time per week. if you are a little too cool-toned and nearing a violet tone, cut back on the bust your brass routine for a week or two.