Explore Scientific Eclipse Glasses are rated ISO12312-2: tested and approved by ICS Labs for Direct Observation of the Sun. In addition: Explore Scientific Eclipse Glasses are meant to be used by anyone from adult to children under 14 years of age: which requires stringent ASTM testing and compliancy. ASTM is a mandatory set of safety rules and regulations under ASTM F963 Standard Consumer Safety Specification for addressing safety requirements for any object designed: manufactured or marketed for children under 14 years of age. In addition we are recognized by the American Astronomical Association as a supplier of safe eclipse glasses.