Collar shape

Tourmalet, closed collar	Tourmalet, with tie	Tourmalet, open collar
Ventoux, closed collar	Ventoux, with tie	Ventoux, open collar
Galibier, closed collar	Galibier, with tie	Galibier, open collar
Alpe d'Huez, closed collar	Alpe d'Huez, with tie	Alpe d'Huez, open collar
Izoard, closed collar	Izoard, with tie	Izoard, open collar
Aubisque, closed collar	Aubisque, with tie	Aubisque, open collar
Madeleine, closed collar		Madeleine, open collar
Croix de Fer, closed collar		Croix de Fer, with bow tie