Cheese in a can

I'm looking for canned/tinned cheese to place in food drops. I know it's not going to be a gourmet cheese, but it will suffice. Ideally I'd like each can to be around 50 grams.
I have found the below option, however does anyone have any other suggestions or experience?
http://www.survivalsuppliesaustralia.com.au/products/Cheese-in-a-Can-113gms.php
Thanks.
I have found the below option, however does anyone have any other suggestions or experience?
http://www.survivalsuppliesaustralia.com.au/products/Cheese-in-a-Can-113gms.php
Thanks.