NoteSilicone hair dryer diffuser attachment size is sutiable the nozzle diameter: 1.565 Inches to 1.968 Inches.AdvantagesProfessional diffuser attachment size is sutiable for all common hair dryers (nozzle diameter: 1.565 Inches to 1.968 Inches).Folding Structure-Flexible, lightweight and portable, Make sure it is easier to put in a handbag or drawer, suitable for travel or home.Durable and high temperature resistant-It made of strong silicone which durable ,ensuring that hair can be styled with heat up to 450F (230).There could be add the sponge or cotton ball soaked with some essential oil in the middle of the hair dryer diffuser universal, let the hair send out natural fragrance.Expand the heat area,avoiding heat damage to hair and keeping your natural curls,Make perfect hairstyle faster and easier.The detachable filter net is easy to be removed and cleaned.UsageWash and condition your hair.Add the sponge or cotton ball soaked with some essential oil in the middle of the hair dryer diffuser.Attach the hair diffuser to the hair dryer.Use the diffuser and gently over the scalp while drying,play with your hair until style completed.