1.>>>High quality frame material: the ski goggles are made of high quality TPU material with good impact resistance, bearing capacity and excellent shock absorption. The OTG frame design allows you to use two glasses at the same time and fits well with myopic glasses. 2.>>>Adjustable OTG Design: The highly elastic headband is adjustable and compatible with most helmets. Improved nonslip silicone can increase friction and prevent peeling. Humanised OTG design has been specially designed for those who need to wear shortsighted glasses when skiing to ensure clear vision. It is ideal for lovers of skiing, ice skating or outdoor winter sports. 3.Warm and ventilation system: the openings on the top and bottom of the ski goggles can effectively improve the air flow and increase the antifog performance. The ventilation of the lens can also increase breathability. 4.>>>COMFORTABLE TO WEAR The highly elastic adjustable headband and adjustable buckle prevent the snow goggles from slipping during exercise and are suitable for most ages and head sizes. Suitable for beginners or experienced skiers, suitable for male and female juniors.