Availability: 7 in stock
The Flexon NATHANIEL 600 men’s eyeglasses combine professional style with the brand’s proven memory metal technology. Built with a full-rim rectangular frame in stainless steel, these prescription-ready glasses feature Flexon’s proprietary titanium-based alloy in the bridge and temples—the same material that’s been setting the durability standard since 1988.
Flexon frames use a titanium-nickel alloy (NiTiNOL) that can be bent, twisted, or flexed and will return to its original shape. This isn’t marketing—it’s the result of decades of materials engineering. The memory metal construction makes the NATHANIEL 600 lighter and more resistant to fatigue than conventional metal frames, and it requires minimal adjustment over time. If you’ve sat on your glasses before or have kids who grab them, you’ll appreciate frames that bounce back.
The temples feature an embossed rectangular-brick pattern in contrasting shiny and matte finishes, adding visual interest without going overboard. Adjustable silicone nose pads let you dial in the fit to match your nose bridge, distributing weight evenly and preventing the slipping and pressure points that plague cheaper frames. The modified rectangle shape works especially well for round and oval faces, adding structure and definition.
The NATHANIEL 600 accepts prescription lenses including single vision, bifocals, and progressives. The full-rim design provides maximum lens stability, which matters if you’re running a higher prescription or opting for progressive lenses that need precise alignment. Available in two sizes (52mm and 54mm lens width) and four versatile colors—Dark Brown, Dark Gunmetal, Navy, and Slate—so you can match your style whether you’re in the office or off the clock.
These frames ship with a 140mm temple length and either a 52-17 or 54-17 bridge-and-lens configuration. If you need glasses that can keep up with an active lifestyle, a physical job, or just the chaos of everyday life, the Flexon NATHANIEL 600 delivers the durability and comfort that made the brand a category leader.
