New 5.11 Eyewear which you might be interested, it costs £52 is available at S.W.A.T... "Offering full-view ballistic and impact protection with ANSI Z87.1-2003 standards, the Eagle is the choice for range officers and operators who require wraparound protection and visibility. Features 2.2mm polycarbonate UV A/B lenses.The Eagle is available with a clear lens, or a full set of smoke, amber and clear lenses.