Hercules 7 24-Hour Photochromic Bifocal +2.5 Lens Safety Glasses C...

Hercules 7 24-Hour Photochromic Bifocal +2.5 Lens Safety Glasses Clear to Smoke Z87.1

• Photochromic lenses transform automatically according to existing lighting conditions, darkening from clear to smoke in sunlight and smoke to clear in lower light
• Shatterproof, scratch-resistant polycarbonate lenses and nylon frames meet ANSI Z87.1 safety standards
• Black frame with adjustable grey nose pads and double-injected grey rubber tips for comfort and durability
• These glasses feature a +2.5 bifocal lens to allow you to look down and read clearly
• Boxed with microfiber pouch for cleaning and safe storage