Now, you girls can use these too, no doubt. LOL
This set of Tumblr Backgrounds come in one size 1680x1050.
If you would like an alternative size you can re-size them to1280x1024.
If you have Photoshop, you can download my Tumblr re-sizers here.
To Download backgrounds...
Click on the image, Just Right click and Save As
Preview opens at 1680x1050
Make sure you change the following line in your Tumblr Custom HTML
top left fixed repeat to this top left fixed no-repeat
If you need help with adding a background read here.
As always, my Tumblr Backgrounds are FREE to download and use as you wish.
Just don't claim them as your own and we are all good. :)