ONOS Sierra Polarized Bifocal Sunglasses Bolle Tracker 00 mm High-impact polycarbonate lens

00 mm High-impact polycarbonate lens

Interchangeable Lenses

goes nearly unnoticed even after all day wear

99% UVA and UVB light absorption

The changeable lenses include a foam Facial Cavity that protects your eyes from dust and dirt

ONOS Sierra Polarized Bifocal Sunglasses Bolle Tracker 00 mm High-impact polycarbonate lensThe ONOS Sierra frame style is closely related to the Breeze style, sharing the same attractive and stylish design, with the main difference being the color. The Sierra features a sleek, high gloss black TR 90 frame and polarized, de centered polycarbonate lenses that provide strength and durability. The Sierra offers polarized plano and bifocal lens options. Features: Polarized lenses Low profile bifocals are positioned 8mm below eye level to produce