Pearl Izumi visits the A2 wind tunnel to quantify clothing's speed Is wearing a smaller jersey faster? How much wattage does unzipping your jersey cost you? And how much of a speed difference is there ...

Main fabric: 46% recycled nylon, 38% polyester, 16% elastane These are the latest update to Pearl Izumi’s top of the range cargo bib shorts thanks to the ‘Pro’ denotation, and self described as ...

Save this article to read it later. Find this story in your account’s ‘Saved for Later’ section. It’s not surprising that participating in a triathlon can get expensive quickly since you’ll need gear ...