The Oakley SI Ballistic Tactical Goggle is designed to present the best Oakley has to offer in protection, optical performance, and comfort. The SI Ballistic goggle is fully compliant with the ANSI Z87.1 – 2010 for both protection (high mass/velocity impact and penetration) and optical performance requirements. The SI Ballistic goggle lenses are made from Oakley’s high purity, optical grade polycarbonate, Plutonite® (blocks 100% UVA, UVB, and UVC light). The SI Ballistic Goggle is equipped with a micro-fleece face-foam liner to provide a secure and comfortable fit for all sized heads. Fully compatible with MICH, ACH, CVC, AND PASGT helmets. Meets ballistic fragmentation impact standards per MIL-DTL-43511D.