I would try the Command Velcro strips, they seem to stick better.
I would start with three strips.
Stick one complete strip X three on the wood first, press hard.
Then pull off the paper and put the cushion in place, sit on it over where the strips are.
2016 F350 6.7L LB CC Reese 28K 2014 Chaparral Lite 266sab
"Those who would give up essential Liberty, to purchase a little temporary Safety, deserve neither Liberty nor Safety." 2014 19 days camping 2015 17 days camping201620 days camping