THE KEYS WON’T SINK

Boats or motor boats, leave laid up in collective or individual pier, usually have a mooring cable or chain with lock. So, we have to use and the keys are not without risk to drop them in the water. Drown while fishing can and a knife, using it to the boat. However, to fear that these objects will sink, not if to implement them key fobs made of corks from wine bottles.