U-shaped neck cooler designed to fit the neck, with vents to enhance cooling effect. - Color: White - Buttons: Cooling mode button, power button - Design: U-shaped design, shape that fits the neck - Vents: With vents, enhances cooling effect - Function: Neck cooler, ideal for heatstroke prevention Thank you for viewing. The plate at the back of the neck was cold and good for hot summers, but the wind doesn't come out of one side. Price not negotiable.