Collocations for foil - noun

aluminium, gold, silver, tin | kitchen

piece, sheet | roll

cover sth with, wrap sth in
I wrapped the sandwiches in kitchen foil.

good, ideal, perfect

be, provide

as a ~
She has used mosses as a foil for the brightly coloured flowers in the bed.

~ for/to
The couple provided the perfect foil for one another.