What ia grosgrain lapel made from

Ideally yes, you would wear a grosgrain bow tie(or faille or a similar ribbed fabric). (If the jacket had satin-faced lapels, a satin bow tie would be called for.)

 

I believe the crossgrain used in men's evening wear is generally made from silk.

 

Crossgrain is characterized by its ribs. These ribs can be of varying thickness.

https://en.wikipedia.org/wiki/Grosgrain

Examples of ribbons made of crossgrain -





Barathea is a different cloth with a different texture, I've most often noted its pebbled appearance that is more matte. It is an alternative to crossgrain used as facing for lapels, so I would assume the characteristic desired is a more matte (Subtle?) appearance. And usually/often worn with matching bowties.

 

Principally you'd find barathea in the form of wool barathea as the body of the suit, I believe.

 

I would like to know as well. How are you with everything that is going on right now? with the vaccine?

 

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The question has already been answered I believe.