Santa Bag?

I was playing a few mins ago and seen a player with a Santa Bag, he said he got it out of a supply case which i think is a lie. and another player said it was a hack.. can u tell me what this thing does and how do i get one?
Thanks.

search backpack hack..

It was a simple backpack hack.

i'v never even seen what the santa bag looks like lol

someone pls post a screenshot

LOL santa exists!!!

And all along hes been playing CA haha yea...

ive seen like 20 of em, 'specially in junk or hammer lol, one's like, "MEH EEZ SANTAH, PROTECT MEH OR NO PRESENTS THIS YEAR!"