Hair Diffusing Tool for creating natural curls and preserving styled hair while drying. Designed for use with a hair dryer or blower, this cap redirects airflow to reduce direct heat and help maintain curl shape. Key benefits Rotating ventilation adjusts airflow direction so hair receives gentle draft rather than a direct blast of air, helping preserve styled curls. Portable and lightweight, suitable for home use and travel. Made from temperature resistant PC material for durability and resistance to deformation. Secure fit that resists falling off during use. Easy to use for DIY styling and quick curl enhancement. Features Function: hair diffuser cap that changes wind direction and softens airflow to protect hairstyles during drying. Compatibility: designed to be used together with a hair dryer or blower. Material: PC temperature resistant plastic. Size: 21.5*7cm. Color options: green, blue, pink, purple, black (optional). Package included: 1 Hair Roller Drying Cap. Typical use scenarios At home after showering to enhance natural curls while reducing frizz. On the go for travel or gym use to refresh styled hair with a handheld dryer. Quick salon touchups or athome styling when you want to dry hair without flattening or blowing out the style. Additional notes Allow 0 to 1 inch measurement variation due to manual measurement. Colors may appear slightly different from photos due to monitor settings.