Runway fashions aren’t always practical. Remember Alexander McQueen’s infamous Armadillo shoes? Even models had trouble walking in them. The latest not-made-for-real-life trend? Carting around a blanket in case you need a pseudo scarf.

Celine Fall 2017, Chanel Fall 2017, A.P.C. Fall 2017; Images: Imaxtree
Celine was the harbinger, enlisting multiple…