You will be given a definition of a task first, then some input of the task.
In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

The iPad Air is 7.5 millimeters thick , which is thinner than both the iPad 2 and the iPad Mini .
Output:
The iPad Air marks the first major design change for the iPad since the iPad 2 ; it now has a thinner design that is 7.5 millimeters thick and has a smaller screen bezel similar to the iPad Mini .