Cool and safe: Upgraded neck fan with air vents, innovative turbo fan blades and wind hole design, efficient division of air and feel the cooler breeze more gently. The design of the bladeless neck fan can be used safely by children and the elderly. Liberate your hands: Neck fan appearance is the headphone design, fashionable and versatile. When using without worrying about hair getting rolled in,also free your hands. USB charging & 3-speeds wind speed: USB powered rechargeable fan, can be charged by computer, phone charger, mobile power, etc. Press the power button to adjust the proper fan speed to meet your needs. Low noise & comfort: Excellent upgraded technology with multi-stage air duct design greatly reduces fan noise. Made of environmentally friendly ABS and silicone, it is natural to wear, comfortable and skin-friendly. Wearing the neck fan can also study or work without worry.