This is a lens the I purchased in a kit. It does not come with a box due to this. However it has everything else including the warranty card which is good for the full warranty period.
The unit also comes with a Tiffen UV filter!

Yours for only $280. obo

If you are looking at this then you already know about this lens and what it goes for brand new in the market. Here's a link just in case.

http://www.adorama.com/CA28135ISU.html

And incase you are wanting more info on this lens, here is a link to one of several reviews done on this workhorse.

http://www.amazon.com/Canon-28-135mm-3-5-5-6-Standard-Cameras/product-reviews/B00006I53S/ref=dp_top_cm_cr_acr_txt?ie=UTF8&showViewpoint s=1