The leaf spring structure of the hinge section that opens wide outward, combined with the flexible temples, provides a snug fit regardless of head size.
Comes with an adjustable nose piece. Lens color: Blue Flash
Visual transmittance: 18-43%
Material: Lens/PC (Polycarbonate)
Safety standard: EN certified
UV protection rate: 99.99%
Lens thickness: t=2.2mm
Weight: 26g
Autoclave: Not possible
