Deep colorlast treatment for biolage, an intensive treatment for colored hair. These treatments ultra-concentrates achieve optimal results in just 3 minutes. Thanks to their vegan formula and highly concentrated treatment ingredients, they allow for complete recovery of shine-free, dry, dull, or simply deviant hair. It stands out for its innovative and practical format in a lightweight, flexible container that allows you to squeeze every drop. ultima A drop of product. Using less plastic in its production than other traditional masks, it significantly reduces environmental impact and allows for better recycling. Furthermore, its 100 ml format makes it perfect for traveling. This deep treatment complements the Colorlasti line of products and can maintain and restore color to dull hair. It also controls frizz, prevents split ends, and provides unparalleled conditioning. Intensive treatments with natural ingredients and guaranteed effectiveness.