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How to curl hair using a hot air brush
Wash your hair with volumizing shampoo and conditioner.
Curling your hair will be much easier if you prepare your hair by using volumizing products, especially if your hair is naturally straight. These products will give your hair a boost of volume and enhance your hair's texture.
Apply volumizing products to your hair. Adding volumizing products to your hair will help it hold the curl and bounce that you'll get from using a hot air brush.