A 43 shirt collar size typically corresponds to a neck measurement of approximately 17 inches. In European sizing, a size 43 usually indicates a neck circumference of 43 centimeters, which converts to about 16.93 inches. Therefore, a 43 collar size is generally considered to fit necks around 17 inches.
it depends on the kind of sportsjacket and shirt you have
A polo shirt is T-shaped shirt with a collar, typically a two- or three-button placket, and an optional pocket. Without collar, a shirt can not be called polo shirt.
The collar position options for this shirt are buttoned-up or unbuttoned.
A shirt collar can be ironed by laying the collar as flat as possible. Using the tip of the iron is best to get into corners easily.
A cravat is worn inside a shirt collar.
The button on the back collar of a shirt is called a collar button. It helps the collar keep its shape and stay in place, giving the shirt a more polished look. It can also provide extra support for ties or bowties.
The top part of a shirt is called the collar. It is the part that goes around the neck area.
Difference between polo shirts and Rugby ( golf shirts) is Collar. Each polo shirt has a kitted collar while the Rugby shirt has a two piece collar ( may be woven collar).
theres a costume
The fashion trend involving turning up the collar of a shirt, popular in the 2000s, was known as "popping the collar."
With string on the collar of your shirt.
Contrast-Collar Dress Shirts