So bassicaly you just use this link, and get item, it can be cheap, few cents or few bucks, but saw people win like 70$ keyboards and stuff.
Use while its still working :)
Edit:Btw you can sell it fot btc then.
i got dream pinable 3d lol what's that ?
I guess thats a game, withdraw to opskin (pick it, or 'all' send to opskin) and can check price for how much you can sell it, or you can redeem it.