Philips 930A/830A grill-cloth brown per 30x30 cm : 30.00 euro.
Allso other colours available and to find on this website.
For allmost every speakercloth are allso other measurements possible.
lenght cm x with cm = total cm2 : 900CM2 x 30.00 euro
So this way you can calculate a price indication for your cloth size.
If bigger cloth is needed we make nice price offcourse.