Here’s something that you might want to get for your boat, or even for your ditch bag: The new ThrowRaft compact, throwable Personal Flotation Device that inflates into a life-saving “raft” in seconds. It’s approved by the Coast Guard as a Type IV PFD, meaning it must be immediately accessible on the boat and can be thrown to a person in the water to keep him or her afloat until rescued. One appealing feature of the ThrowRaft is its compact size. It’s much smaller than the traditional Type IV PFDs – buoy rings or seat cushions. Since it’s small, measuring…