life raft
Carling float

The ones who are asked to wait until last to climb on to the life raft.

After six hours of trying to catch the life raft, he'd given up.

You find yourself in a life raft with one other person.

"I thought there was only one in that little life raft."

We had to get in and out of life rafts.

Without a life raft, however, the situation might be different.

"I hope you have a life raft when it does."

By that time, most of the people who were on it have made their way onto a life raft.

The others decided to leave him and took the life raft with them.

There needed to be two of them in the life raft.