Friday 1 July 2016 15:03, UK
Watch as Ted Kravitz gives you an insight into all the technical developments he's noticed after Practice One at the Austrian GP.
McLaren have introduced a low-drag endplate as they look to improve on the straights at the Red Bull Ring.
Elsewhere, there is a tweak to the Mercedes front wing while Toro Rosso are sporting some new rear bodywork in Spielberg.
Click play on the video above to watch.
