A handy backpack made from heavy-duty canvas cloth and is big enough for all that stuff that is too big for your belt-pouch.
The straps are lined and fitted and can be adjusted in their length. The entire backpack is lined with cotton and it has a small bag sewed in the front.

Measurements:
Length: 27cm
Width: 10cm
Higth: 32cm

Material: 90% Cotton, 10% Polyester
Colour: brown, black