Materials which may come into contact with the wearer’s skin could cause allergic reactions to susceptible individuals. These sunglasses are not for direct observation of the sun. These sunglasses are not for protection against artificial radiation sources.These sunglasses do not protect against mechanical impacts hazards such as impact,hard or pointed objects, during which the sunglasses could break, causing injury to the face and eyes. Not suitable for driving in twilight or at night. Not suitable for driving at night or under conditions of dull light. Electro-optical sunglare filters/electro-optical sunglass filters are not for use by individuals who are susceptible to photosensitive seizures.