My Own Bunting is, of course, available via this website; but it is also available in many shops in the Netherlands. By clicking on points of sale you will find a list of all the shops that stock the bunting.
The bunting (with empty pockets) costs:
12 flags (6m) €17.50
24 flags (11.5m) €22.50
The print-outs that you can design via this site cost:
12 flags (one sided, 2 print-outs per flag) €13.75 + €2.20 postage
24 flags (one sided, 2 print-outs per flag) €19.25 + €2.64 postage