The polycarbonate lens is co-molded to a panoramic shape to allow for great optical clarity and increased visibility; Molded to fit over most prescription eye wear, the wraparound construction protects against dust and flying debris. Made with super soft TPR that conforms to the face for maximum comfort and sealed protection; Protective eyewear comes with side temples that have indents to allow the goggle body to fit over temple frames. Including an orange/black flame-retardant head band for a secure fit, these goggles are used in a wide variety of applications where eye protection is necessary, like, construction, food processing, laboratory, oil & gas, landscaping etc. This product is OSHA compliant, meets ANSI Z87.1+ standards and protects the user from UV rays with a 99% UV Protection Rating.