(CNN) -- It is 5:00am on Sunday morning in Austin, Texas.
Dawn has yet to break here but preparations are already under way for the afternoon's Formula One race.
A golden glow of light pools from a hair salon in the west of the city; inside the COTA girls -- named after the Circuit of the Americas track where the U.S. Grand Prix is staged - are being preened and coiffed for their big day.
The young women share the grid with some of the sport's biggest names but while Red Bull's four-time world champion Sebastian Vettel was still getting his beauty sleep the COTA girls are already at work.
"I've been waking up at about four o'clock in the morning," explains Amanda Bingman, a first time COTA girl and the troop's only redhead. "The drivers probably get to sleep in and wait for their crew to get their stuff together.