Description: Universal:There is a rubber ring cover outside interface, which has good elasticity and strong compatibility,suitable for all common hair dryers and blowers ( air outlet: 3.8cm/1.50inch to 6cm/2.36inch) Swirl Type Wind Blows Out:The swirl type wind blows out, evenly and densely, creating attractive curly hair, and the styling effect is better, uniform heat dissipation, easy to use. Efficacy: Professional hair dryer diffuser is styling curly hair artifact, drying hair quickly, maintaining curly or wavy Hair. Portable and Durable: This is durable, lightweight, hair dryer diffuser can be easily put in handbag or makeup bag, Great for travel.High temperature resistant PC material, can withstand the high temperature heat of the hair dryer, strong flexibility, not easy to break. Application:Perfect for Home salon or barbers. Specification: Material: PC Size Chart: 16.5cmx15cm/6.50inchx5.91inch Package Includes: 1 Piece Hair Dryer Diffuser Note: Please allow slightly errors due to manual measurement and different monitors.