Over the past several decades, the sport of swimming has evolved in ways that would leave Johnny Weissmuller scratching his head. For those unfamiliar, Weissmuller was the first man to break one minute in the 100-meter freestyle. Today, that’s a tough interval… on a distance set.

So, what’s changed?

Yes—training has advanced, nutrition and recovery are now science-backed, and even the rules have shifted. But one often-overlooked factor in the performance revolution is equipment—and not just the flashy tech suits that once had parents lining up at dawn.

Let’s talk about something swimmers see every day but rarely think about: lane lines.

Read the full press release here:

The Secret To Fast Swimming: It’s More Than You Think