The bottles aren't for drinking, they are a tail fairing for a bike where fairings are against the rules. But that was in a 12h race, so he will have gone through that much fluid one way or another, and the aero gains from keeping it there are more than the losses from the slightly sub-optimal ergonomics.
The bottles aren't for drinking, they are a tail fairing for a bike where fairings are against the rules. But that was in a 12h race, so he will have gone through that much fluid one way or another, and the aero gains from keeping it there are more than the losses from the slightly sub-optimal ergonomics.