From: H2O Audio
We couldn't say it any better...hear why big wave surfers Laird Hamilton and Dave Kalama surf with their own soundtrack via H2O Audio
Consider two representations of two very big waves, below. The first is a photograph of Mike Parsons at Cortes Bank. The second is a video of Garrett McNamara near Nazare, Portugal. Now take out some measuring tape and make the distance of one foot between your hands. That's the amount, according to the Billabong XXL committee, that McNamara's wave is bigger than Parsons's wave.