Parlux Diffuser is specifically made to fit the Parlux advance and alyon hairdryers, giving you great results. Manufactured from heat resistant plastic, it complements both hairdryers, making it easy to create perfect curls and movement in minutes. The diffuser simply pushes on tightly to the hairdryer barrel, and won't slip off due to the advanced design. Professional hair dryer diffuser is designed to distribute heat evenly, and are very useful for adding volume to your hair or for adding professional-looking curls to wavy hair.