The suit vest is the new fall staple on our radar, and we have designers like Tory Burch to thank for it. The sleeveless silhouette makes it ideal for warmer days, but if it gets chilly, just ...

The pool boy is now a style north star. Men – normal, innocent men! – are even wearing vests under suits. For the once conservative (lower case C) world of menswear, that's steamy.

Suit: Ermenegildo Zegna dark gray silk suit with gray pinstripes; $2,795 from Pockets Menswear. Shirt: Ermenegildo Zegna woven dress shirt in blue and silver stripe, $305 from Pockets Menswear.