This is a well designed and practical Pleinair bag for artists. This can also be used as a portfolio bag 
Separate sections for keeping A2 and A3 size works 
Easily folds into A3 size for compact working 

100% waterproof 

Highly durable and sturdy - meant for rough and tough usage 

Light weight and practically designed 

Enough storage 

You can easily carry A2 (Half Imperial) size papers, boards etc. inside this bag, you can carry it like a portfolio bag, or you can hang it from shoulders like a back pack as well. Waist bands are given to provide extra support for carrying heavier weight.

Max weight capacity - 18 kilos