Publisher: Dilzekui. COMFORTABLE&ADJUSTABLE HEADBAND MAGNIFIER: The headband inner side of the magnifying glasses is wrapped with a soft sponge, which makes it more comfortable when worn. The magnifying headset with light is designed with 3 knobs: You can use the two sides knob to adjust the height / angle of the lens, and use another one knob on the back side to adjust to fit the head size.
