Vintage Character Meets Modern Performance
Inspired by our latest browline sunglasses, the Knox RX blends RELIALITE® and metal construction into a prescription frame that balances durability with refined style. The bold upper brow gives confident structure, while adjustable components and rubber temple tips ensure lasting comfort and grip.

Reimagined for prescription wear, the Knox RX brings timeless style to everyday life. Whether you’re exploring city streets, chasing the horizon, or blazing your own trail, these frames deliver clear optical performance with a vintage edge. A modern twist on a classic design, Knox RX is made to see clearly—and to be seen.

KEY FEATURES:

• Classic square browline silhouette with vintage-inspired style.
  
• Hybrid RELIALITE® and metal construction for lightweight durability.
• Metal alloy temples with rubber temple tips for added comfort and grip.
• Adjustable nose arms for a secure, personalized fit.
• Antimicrobial frame coating helps defend against bacteria and microbes.
• Features the BEX® Universatility® System for enhanced adaptability.
• 6 base lens curvature for a slightly curved frame design.
• CE-certified for safe, reliable prescription use.

LENS OFFERINGS:

• Frames Only: For those already working with a trusted optician.
• Optical Package: Includes lightweight, impact-resistant polycarbonate lenses built for everyday clarity.
• Add-Ons: Anti-Reflective, Transitions, Blue Light, or High-Index options.
  Note: *Single vision RX lenses only. Bifocal options are not available.