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Lush do an array of fantastic solid hair-cleansing options that hold different benefits depending on your hair type and needs.
The main range shampoo bars are available here: uk.lush.com/products/shampoo-bars
The solid conditioner bars are available here (my absolute favourite is Jungle!): uk.lush.com/products/conditioners
Sophie in the Lush kitchen is also making a small, exclusive batch of The Blonde solid shampoo today: uk.lush.com/products/shampoo/blonde
Love your work!