Elvex OVR-Spectacles are designed especially to be worn over prescription glasses. Temples adjust both in length and angle. Fits Rx frames not exceeding 5 3/4"w x 2 1/4"h (146mm x 57mm). ANSI Z87.1-2010 Certified.
Vo Ballistic Rated: Tested to US Military standard MIL PRF-31013, Vo impact resistance requirement of 640 feet per second, 4 times the ANSI Z87 standard.