You will be able to:

-Send stickers in chat
-Place stickers anywhere on your iMessages
-Customize your photos with stickers in chat
-Layer stickers over each other
-Scale and rotate stickers

How to use iMessage stickers:

-Tap the App Store icon alongside the message box in iMessage
-Tap the icon in the lower left corner then the plus icon to access the App Store for iMessage. Tap Manage tab and find Panda Militia Sticker Pack to add them.
-You can peel and place them on anything in your conversations!