The extra-thick, solid BPA-free polycarbonate frame 100% agrees with the nickel silver alloy-fused bridge and top bar. Polarized and thermally stable TAC lenses will protect your eyes from harmful UV rays. The Karl is manufactured in a limited quantity.

They are lightweight and impact resistant, with superior visual and polarization clarity like never before. The polarized lenses are made from a high-end, multi-layered technology that blocks unwanted light, reduces glare with an anti-glare and scratch-resistant coating, and enables maximum optical clarity. They also block 100% of all harmful UVA/UVB rays as well as blue-light rays emitted from screens.