Shop › Minotaur Brush Soap Image 1 of 1 Minotaur Brush Soap $9.99 A big ‘ol 100 g tub of premium brush cleaner with a silicone brush agitator and refreshing citrus smell. Add To Cart Added! A big ‘ol 100 g tub of premium brush cleaner with a silicone brush agitator and refreshing citrus smell.