Marchon NYC M 3030 Eyeglasses Color:004 - Black/Grey/Crystal Laminate Built from Silhouette's proprietary SPX®+

Built from Silhouette's proprietary SPX®+ material—a high-performance polymer that's 40% lighter than acetate yet twice as strong—these frames deliver all-day comfort without pressure points

making them suitable for sensitive skin that reacts to certain metals or plastics

while the gradient lenses provide a smooth transition from darker coverage at the top to lighter tinting below—practical for shifting between bright sun and shade

The Nike 7401 is fully prescription-ready

while the metal construction keeps the weight down for all-day comfort

Marchon NYC M 3030 Eyeglasses Color:004 - Black/Grey/Crystal Laminate Built from Silhouette's proprietary SPX®+