Universal Blow Dryer Diffuser,Professional Hair Diffuser Attachment Perfect for Curly or Wavy Hair Suitable for Blow Dryer 1.4" to 2.7" What is Hair Diffuser? 1. A Hair Diffuser is an additional attachment for a Hair Dryer, that diffuses the air from the hair dryer to evenly dry your hair. 2. It diffuses the heat so that to prevent damage to your hair. 3. All hair types are great for diffusing, but curly hair takes a particular liking to the method. Diffusers can dry the curls with indirect heat, adding maximize volume to a frizz-controlled head of hair. 4. It's a great tool to help drying your hair in a hurry while safely. How to Use 1. Wash and conditioner your hair, dry with towel first. 2. Add anti-frizz prodcut or serum as you like. 3. Attach the diffuser to the end of the dryer nozzle and turn on. 4. Always set your blowdryer with either Medium or Low Heat only. This is to protect your hair scalp also to avoid overheating of the product. 5. Place a section of your curls into the bowl of diffuser. Move the diffuser gently over the scalp while drying. Hold it until your hair roots and tips are dry. This will soften the airflow and redefined the curls. 6. Pull out after cooling.