Not so long ago released Minecraft PE 0.17.0 (1.0.0), and the developers have released a custom addon that adds over 10 new Elytra Wings. Now you can pick out those wings that are more to your liking.
Every elytra are themed. This allows you to use them in certain areas and to conform to the environment. For example, hell you can go with the angelic elytra, etc. Elytra Wings
Here is an example of a few screenshots demonstrating the beauty of these magical armor: Install Custom Elytra Wings Addon
iOS / Windows 10 Download this addon
Open these files (Are in zip archive) after download:
If you have an Android, then extract file "wings.mcpack" to the folder "Resource_packs", which is located at the following path:
Open the MCPE
Create a new world or edit the existing
Select behavior-pack and resource-pack that you previously imported
Ready! Restart Minecraft PE and enjoy the game!