A product-page section that shows what genuinely goes with the piece you are viewing, with a reason for each pairing. Three suggestions at most, and each one has to earn its spot.
$128 · Olive · Dresses
Demo product page - the section below is the mockup.
Because one good piece deserves the right neighbors.
over the shoulders on cool evenings
for work, straight over
the same ease, another day
The rule: every suggestion comes with its reason ("over the shoulders on cool evenings"), and the list never exceeds three. If nothing truly pairs, the section quietly stays hidden - no filler "you may also like".