25 across
It
can
stand
the
heat
like
old
footballer
of
Spurs
initially
(8)
It can stand the heat like old footballer of Spurs initially (8)
hints
0
checks
0
hints
The definition is at the beginning of the clue.
How the clue works
The definition is It can stand the heat — that's your heat-resistant material. Then the wordplay strings together AS meaning "like," BEST for the old footballer George Best, O for "of," and S as the first letter of "Spurs initially.".