Now Featuring an SBR 'Positive Seal" gasket and strap kit to maximise protection in dusty environments. All polycarbonate with medical grade PVC nose bridge and co-moulded temple arms. Fitted with Nylon gasket with SBR Foam Seal and adjustable head strap. Ultra light weight, 9 Base lens Built in brow protection Featuring New Platinum Coating: A high performance anti-fog + anti-scratch coating system applied on both sides of Clear, Smoke and Twilight lenses. Adjustable PVC nose bridge plus co-moulded temple arms for superior comfort and grip Fit: Medium / Large Approved to AS/NZS 1337.1.2010 for Medium Impact Protection.