The full frame Crossfire Infinity Safety Glass joins the list of one of top selling designs. The comfortable fit is easy to wear all day and is offered in various options including polarized. Vented Rubber Nosepiece for breathability. Dual Mold, Rubber Temple Grips for better stability. Polarized lens option. Hard coat polycarbonate lens protects against scratches. Provides 99.9% UVA and UVB protection. Complies with ANSI Z87.1 standards.