Use "life preserver" in a sentence

1. That's why you wear that life preserver.

2. 6 SAFETY FIRST: Since you will be by water, all children should wear a life preserver (PFD or Personal Flotation Device).

3. The leaves ebb and flow as gusting waves crash and swirl through the boughs; a dew born spindrift Bespeckles my spectacles, and thus the spectacles before me; doomed to drown in the depths of inescapable darkness, I sought not a life preserver, yet found one in the trees