transfering files from 10.6.8 to iPAD Air 2

I just got an Ipad Air 2 and want to transfer some files from my 2009 Macbook pro. I tried bluetooth but it says its not supported. I dont want to upgrade my os because everything is working on the MBP. What APP is best for this?

Thanks

via ehMac.ca http://ift.tt/1BaIHgF