armada and 4frnt use a partical board type core don't they...it is like shredded wood glued together in the shape of a ski..i think
Estctst101 got the last one .  Here is a new riddle:
From house to house he goes,
A messenger small and slight.
And whether it rains or snows,
He sleeps outside at night.
What am I?
 'I was at Killington, Ripping, Waisted..' - Uncle Pete