Windows 7 - Java 8 Update 101
Put the summary of the bug you're having here
What I expected to happen was...:
I would see a normal elytra texture.
What actually happened was...:
The elytra texture was replaced by a bunch of random items.
Steps to Reproduce:
1. Log on to Minecraft, and go to singleplayer or multiplayer.
2. Put on an elytra and press F5
3. Get out any other item and hold it in your hand.