The Most Portable Foldable Fan--Compact and easy to carry, designed for ultimate convenience on the go. 4-Fan Design + Patented Longitudinal Airflow Duct: Increases airflow by 30%, with a wind speed of 3.0m/s, offering top and bottom airflow for 360° comprehensive cooling around the neck. Flexible Silicone & Adjustable Dual Axles: Comfortable to wear, with an adjustable design and foldable for easy storage. Hair-Proof Air Inlet: Prevents hair from getting caught in the airflow. Premium LG Imported Materials: V0 fire-resistant with 13 layers of additional protection for safety and durability.