Looking at the Paris spring/summer runways, off-the-shoulder tops were a standout trend, from Chloé’s one-shoulder puff-sleeve dresses to Coperni’s sexy, sheer off-the-shoulder slips.

“Strapless tops need structure or an off-the-shoulder sleeve to hold the line in place,” she says. “Getting the fit right is vital – you don’t want to be pulling or tugging at the dress ...