What does a diffuser do?


Quick Answer

A hair diffuser is an attachment for a hair dryer that disperses heat evenly over a larger surface area. This type of attachment is usually best for people who have curly or wavy hair that becomes frizzy with a normal blow dryer.

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Full Answer

There are different designs of diffusers, each with a specific purpose. The finger attachment adds body while enhancing natural waves and curls. A paddle attachment can be used on straighter hair to add body while reducing flyaway hair.

With a diffuser on low speed and low heat, a blow dryer does not damage hair like a traditional hair dryer, increasing shine while reducing the amount of dryness and breakage.

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