Can I duplicate my class in order to replicate the details?

Yes! You can duplicate your class which will automatically re-add your class as a draft within your profile. Then, just edit the class as you usually would, add your availability and media, and press publish. In order to duplicate your class:

1) Go into your account under your classes

2) Hover over one of your already existing classes

3) Press the 3 dots in the top right corner, and press duplicate class

4) The page will refresh and you will see that you have class named "copy of ..."