Meet the Mystery Fast Lanes Sport! Same iconic frame, totally unknown mystery vibes. With this pair, you’ll get the classic Knockaround Fast Lanes Sport silhouette you know and love, but everything else is a surprise. Frame color, lens color, finish—it’s all a mystery until you open the box. You might score a fan-favorite bestseller, a special release, or even a past collaboration. That’s part of the fun!

What’s guaranteed? Comfort, durability, and performance-ready style built into every Fast Lanes Sport frame. Our Premiums Sport feature square lenses set in lightweight frames with rubberized nose pads to reduce slip, slide, and bounce—ready for wherever the day takes you.

• Polarized lenses
• Full UV400 eye protection
• Rubberized nose pads
• Knockaround K logos
• High Quality hinges
• Microfiber lens cleaning pouch included
• FDA compliant impact resistant lenses