GoBag design Iiro Viljanen (storage system The Wall design Pekka Toivola). GoBag is Martela’s solution to activity-based working. The felt bag is designed by Iiro Viljanen. One can fit in it all that is needed for a working day: laptop, charger, paper stuff, water bottle and much else. The single-size bag is made of grey thermally foamed felt, which has been bended to form two compartments. Colour elements in handles and pocket surfaces.