External sensitization factors are always lying in wait, threatening hairs integrity and health. In a world running faster and faster, external environmental factors compromise the vitality and brightness of hair, whether natural, treated or colored. The Urban Defence line, enriched with Cottonseed Protein (with restructuring action) and Lime Peel Oil (with high purifying action), is a powerful defense system against smog, atmospheric pollution and UV rays. Its daily use is ideal for all those “urban warriors” who need constant protection.