It came with a small cloth also.
The pen also works great and is easy to learn, and the tabs allow you to adjust the size to fit the tablet (I have a Samsung Galaxy Tab 10.1 4 ").
Negative: Nothing really embarrassing, but to write with my tablet on the lap, this is not very convenient and the keyboard is slightly smaller, but I think I have to just get used to.
Note: If I want to take pictures, it is necessary, however, that I so my tablet from the case.