Fuction: The hair diffuser can evenly distribute the wind force of the hair dryer on the hair, making the hot air concentrated, thereby drying and styling the hair more effectivelyFeatures: Diffuser attachment, 18 bevel cone penetrate deep into the hair, increase the drying area, heat evenly inside and out, blow dry excess moisture for more volume and long term styling, 46 outlet holes evenly distributed, evenly heats the hair for better resultsUniversal: Hair dryer attachment is uniquely designed to fit most hair dryers,and the diameter of the air outlet must be 4.2cm to 4.8cm/1.65inch to 1.89inch, It has a universal connector that can be easily attached to your hair dryer without any toolsConvenience: Blow dryer diffuser attachment is small and lightweight, easy to carry and store. You can use it easily whether you are at home or while travelingSuitable for: This hair diffuser is suitable for anyone who needs to use a hair dryer, whether they're professional hairstylists or everyday users. It helps you manage and style a variety of hair styles more easily, including curly, straight and wavy hair Specification: Material: PP Size Chart: 15.5cmx13.5cm/6.10inchx5.31inchSuitable for 4.2cmx4.8cm/1.65inchx1.89inch Package Includes: 1 Hair Dryer Diffuser Note: Please allow slightly errors due to manual measurement and different monitors.