Alfaparf Milano Lisse Design Keratin Therapy The Oil is designed to enhance and maintain the results of keratin straightening treatments. This luxurious oil nourishes and smooths the hair, imparting a brilliant shine and making it softer and more manageable. It is ideal for daily use to protect hair from humidity and external aggressors, ensuring a sleek and polished look. The lightweight formula absorbs quickly without weighing hair down, leaving it feeling silky and looking revitalized.