IQ Curl-Defining Diffuser Attachment for HyperAIR Hair Dryers Perfect your curls with the IQ Curl-Defining Diffuser from Shark™. Attach this IQ Styler to the Shark HyperAIR Dryer for fast, even drying from root to tip. Retract prongs for shorter, finer hair and less heat on the scalp. Extend prongs for longer, thicker hair and reaching and lifting at the root. Recommended for wavy, curly, and coily hair.  Holds more hair for styling larger sections, cutting down on drying and styling time Creates a more natural hold on curls to maintain volume while you're styling Reach and lift at the root. Recommended mode for longer, thicker hair Recommended mode for shorter, finer hair for ultimate coverage and less heat on the scalp The IQ Curl-Defining Diffuser is best for wavy, curly, and coily hair This IQ Styler is compatible only with Shark HyperAIR Dryers