Sebastian Vettel's new helmet features a pin-up girl whose clothes disappear with heat Date/Time: 2013:05:24 13:23:02 Source: News Limited Style. Prestige. All words you associate with Monte Carlo, but not with Sebastian Vettel's new helmet design for this weekend's Monaco Grand Prix. Renowned for changing helmet designs as often as he changes his mind on hearing team orders, the reigning Formula 1 world champ has wheeled out a very cheeky new lid for most prestigious race on the calendar. The cream-coloured helmet's centrepiece is a pic of a pin-up girl whose bikini - thanks to the wonders of heat-sensitive paint - disappears completely as the helmet gets hotter. The lady in question. The rest of the helmet is conservative in comparison, the crown bearing a tribute to the great Stirling Moss's against-the-odds Monaco triumph in 1961. Several other drivers have also opted to switch to special designs for the weekend, including Australia's Daniel Ricciardo, but Vettel's risque helmet is sure to attract the most attention from punters. Expect a lot of this weekend's television coverage to come from the on-board camera behind Vettel's head...