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Model Number:

New Balance 434 Polarized Sunglasses help keep you focused on the run in any light conditions with interchangeable lenses that swap easily with a unique side switch. A polarized mirror lens filters 99.9% of glare to reduce eye fatigue while copper and clear lenses excel in lower light conditions; rubber nose pads and temple contact points help keep them in-place as you sweat; best suited for medium to large face shapes.


  • Shiny Black (NB434-2)
Lens Color
% Light Transmission
Light Conditions
Blue Mirror Polarized 15% Bright to Very Bright
B28 Copper 27% Medium to Bright
Clear 100% Very Low to Low


  • SideSwipe lens change system makes for quick and easy changes
  • Polarized Blue Mirror lens filters out 99.9% of glare in bright conditions
  • Mirror finish helps reduces glare, decreasing eye fatigue
  • Copper lens for general and changing light conditions
  • Clear lens for cloudy or rain conditions
  • 100% UV lens protection; meets ANSI Z80.3 standard for general purpose use
  • Impact resistant, Class 1 Optics lens neutralizes peripheral visual distortions to maintain optical clarity
  • Tactlite™ rubber nose pieces and temple contact points increase grip as you sweat
  • Lightweight, durable grilamid nylon frame
  • Hard shell case and soft lens pocket included

Weight and Fit

  • Fit: Medium - Large faces

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