training wheels
This photo is supposedly that of an evacuation slide that was retrieved from the debris found in the water. Whether it had actually deployed or not is unknown, unless some one can tell from the picture?
https://twitter.com/Malaysia_Latest/...03613365420032
If the slide/raft had deployed then it would still be inflated... so I'd imagine not.
Evacuation slide
Depending on type they often double as a life raft...
Here's a pic of a deflated slide/raft on an A320;
