Triathlon has come a long way in the last 50 years, the newest triathlon tech is allowing athletes to race quicker than ever before, but how much faster? We've been to the wind tunnel to compare the full setups. The results may surprise you!

Welcome 0:00
How aero are cycling socks? 0:23
Retro vs modern bike shoes 2:28
Are modern helmets more aero? 2:54
Full retro set up vs modern 5:24

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The Global Triathlon Network (GTN) is the world's biggest triathlon YouTube channel, with new videos every day! GTN is for anyone who loves triathlon: from seasoned triathletes to first-timers – and everyone in between!

With the help of our former pro and Olympic medal-winning team, we’re here to inform, entertain and inspire you to become a better triathlete; including videos on:

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