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Polarized

Fast Lanes Sport Polarized

Supersonic

R$ 174,03 R$ 121,82
30% Off Sitewide
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Ends at midnight (PT): 30% OFF Sitewide | 50% OFF Custom Shop

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Earn Knock Points for this purchase!

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Free shipping on orders $50+

  • Crimson base
  • Red concentric circle pattern covers frame
  • Black K logos
  • Rubberized nose pads
  • Polarized smoke lenses
  • UV400 protection
  • FDA approved impact resistant lenses with laser etch logo detail
  • Protective pouch included
Ruler Message Icon Size Guide

Mach 1 is so last year. Break the sound (and style) barrier with a pair of Supersonic Fast Lanes Sport! A crimson base is accented by a sonic boom of radiating red circles, while polarized smoke lenses and black K-logos keep this pair on course. Rubberized nose pads make sure these shades stay put no matter how fast you go. Enjoy the ride!

Knockaround is committed to customer satisfaction. We want to assure you are 100% satisfied with the product you purchased, which is why we offer a 30 day return / exchange period.

  • Returned / exchanged items must be in 100% resalable condition (unworn, unused, undamaged)
  • Timeframe begins at original purchase date
  • All returns and exchanges must be initiated from original point of sale (i.e.: Knockaround.com)

We do NOT currently accept returns or exchanges on Prescription, Custom Shop orders, Limited Editions, Knock Boxes, Sale Items, or any international orders. All sales of those items are final.

To learn more about our return policy, please visit our Help Center. To initiate a return or exchange, head over to our Return Center to get started.

  • Crimson base
  • Red concentric circle pattern covers frame
  • Black K logos
  • Rubberized nose pads
  • Polarized smoke lenses
  • UV400 protection
  • FDA approved impact resistant lenses with laser etch logo detail
  • Protective pouch included
Ruler Message Icon Size Guide

Mach 1 is so last year. Break the sound (and style) barrier with a pair of Supersonic Fast Lanes Sport! A crimson base is accented by a sonic boom of radiating red circles, while polarized smoke lenses and black K-logos keep this pair on course. Rubberized nose pads make sure these shades stay put no matter how fast you go. Enjoy the ride!

Knockaround is committed to customer satisfaction. We want to assure you are 100% satisfied with the product you purchased, which is why we offer a 30 day return / exchange period.

  • Returned / exchanged items must be in 100% resalable condition (unworn, unused, undamaged)
  • Timeframe begins at original purchase date
  • All returns and exchanges must be initiated from original point of sale (i.e.: Knockaround.com)

We do NOT currently accept returns or exchanges on Prescription, Custom Shop orders, Limited Editions, Collaborations, Knock Boxes, Sale Items, or any international orders. All sales of those items are final.

To see full Return Policy information and instructions on how to initiate a return or exchange, visit our Returns page.

Size Guide

Cruise through the miles without worrying about slip or bounce thanks to our embedded rubberized nose pads.

Size Guide

56mm Lens | 15mm Bridge | 142mm Temple
Frame: 148mm Width | 49mm Height

  • Medium to larger sized head shape.
  • Round, rectangular, oval, or diamond faces.
  • Kick even the most relaxed of runs into the fast lane.
  • Free shipping on orders over $50
  • Happiness guaranteed
  • Free returns on all standard US orders
  • The original affordable sunglasses company

We Are Plastic Neutral

PROTECTING OUR OCEANS FROM PLASTIC WASTE

Making high-quality shades is the core of what we do, but inevitably that means we contribute to excess plastic byproduct. The idea of being a net drain on the environment doesn’t sit well with us, so we partnered with CleanHub to recover and remove plastic waste before it can reach our oceans!

REVIEWS

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