Uvextreme Plus® anti-fog lens coating for superior, long-lasting fog-free vision that lasts up to 10X longer, and provides 2X better scratch-resistance than competitive anti-fog coated products. Also available with Dura-streme dual anti-fog/anti-scratch coating. Dielectric conception, CSA - Certified to the requirements of the CSA Z94.3 standard. Frame: Matte black. Lens: Amber. Lens Coating: Uvextreme Anti-fog.