Over the 40 Call-out pack can be used for many projects. And each callout has their own variation. So that you can use same types of callout in one video. Easily access the library with a neatly created Content browser. Just Change text and colors then track footage and attach. You will get great output. Easy to understand video tutorial included. the size – color and position of targets and callout is customizable . also you can change lines color and thickness by the universalized controller in each item.