Gear · 3 MIN
Designing great cycling glasses
What makes a good pair of cycling sunglasses: helmet hold, a lens matched to speed, fog control, and a lightweight frame. STRYVE II or KOVO?
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The SPEK journal. How our lenses work, how to choose your gear, and what our athletes are doing outdoors.
Latest articles
Technology · 1 MIN
SPEKTRA+™: How high-contrast lenses work
A high-contrast lens brings out the detail by filtering out the in-between wavelengths of light. Here is how SPEKTRA+™ technology sharpens your vision.
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Technology · 2 MIN
EVO+™: How photochromic lenses work
Photochromic lenses darken in full sun and lighten under coverage. Here is how EVO+™ technology works and why it changes the effort.
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Technology · 1 MIN
What is VLT?
VLT, or Visible Light Transmission, determines a lens' tint. Here's how to read the S0 to S4 categories to pick the right lens for the light.
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News · 1 MIN
Tremblant, conquered.
Thank you to everyone who wore SPEK at IRONMAN Tremblant. Congratulations to our athletes.
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