1. Magnetic adsorption for 1 second of opening and closing, the humanized design brings you a convenient and fast experience. When the cable car people face the face recognition and gliding on the way to supplement the energy, it will be opened for 1 second. 2. Composite fabrics, long -term locked temperature, technology constant temperature technology, heat prevention in the water, not afraid of winter cold 3. Dual ventilation holes, refuse to be sultry, ensure that your breathing is smooth and effectively prevent the foggy mirror. 4.360 ° Poonate wrap, there is no fear of wind, the hat and bib, the front neck is extended and reinforced, and the outdoor is doubled. 5. This mask is suitable for skiing, motorcycle, skiing, cycling, construction dust, warehouse work and snow shovel masks, and outdoor activities like this.