The thickened sponge protects the forehead from tightness, has the effect of absorbing sweat, anti-skid and improving comfort.
Elastic adjustment knob
Smooth rotation, easy operation, and accurate positioning, you can easily adjust the tightness of the headband, just press and rotate when using it.
The distance and viewing angle between the window and the face can be adjusted to easily adapt to various working environments.
Top adjustment strap
Ingeniously control the depth of the headset, which is more comfortable and firm when used, and can adapt to different head types.