There are literally a thousand different pen choices on the market so it seems like a needle in a haystack to find a good pen at a great price. As important as well is working with a company that actually provides customer service and ...more -Susanne Myers of the Illinois Retina Instiute,SC More Customer Testimonials
Promotional products: Meets both ANSI Z87.1 and CSA Z94.3 standards. An ultra-lightweight, sporty design in a fully recyclable rimless style. No metal parts. High contour single piece lens with 180° distortion free viewing and excellent optical quality. Dielectric and non-conductive. The high impact scratch resistant polycarbonate lens with anti-fog coating provides 99.99% UVA and UVB protection. Comes with an adjustable neck cord.