About
Us
The
Marble
Falls
Soapbox
Classic
is
produced
by
the
National
Adult
Soapbox
Derby
Association;
a
Marble
Falls
based
non-profit
organization.
The
mission
of
the
association
is
to
foster
and
promote
the
amateur
sport
of
adult
soapbox
derby
racing
and
to
administer
events
that
encourage
individuals,
families
and
social
groups
to
“Build
it.
Bring
it.
&
Race
it.”
