I ordered the large red bag that you can see on this picture :



Description is as follows (http://www.code-2.com/Square-Duffle-Large-p/911-82211.htm) :

Large Duffle: Our largest case. Easily-accessible main compartment, ten inside pockets, four outside pockets and numerous elastic hold-downs. Removable padded insert to hold "D" sized oxygen tank.

Specs:
Material: 1000D nylon in Red, Royal or Green
Overall Dimensions:
28"Lx11"Hx15"D (large)


I couldn't find any decent soft fishing tackle box to use as a trauma bag, so I finally ordered that bag because it seemed decent and at an okay price, and shipping to Canada was cheap. I'll keep you guys posted !