ONOS Sierra Polarized Bifocal Sunglasses Discount 10-60 They'll then expand within the

They'll then expand within the ear canal for a secure

Meets or exceeds high mass and high velocity impact requirements per ANSI Z87

Excellent noise reduction rating of NRR-26db

while protecting against harmful blue light

Lens Height: 38 mm

ONOS Sierra Polarized Bifocal Sunglasses Discount 10-60 They'll then expand within theThe 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