Hairdressing products Matrix BIOLAGE FULLDENSITY STEMOXYDIN LOTE 10 PZ. An intensive treatment for fine, dull and flat hair that needs extra care to achieve an effect of up to 1000 more hairs. In just 3 months the stimulation of hair growth is already visible and your hair looks more voluptuous and with volume. A hair released, beautiful and full of movement. Apply directly to the areas to be treated with dry or wet hair for 3 months. It does not need clarification. For a better result repeat the treatment twice a year.