30cm x 30cm (12" x 12"), 40cm x 40cm (16" x 16"), 60cm x 60cm (24" x 24"), 75cm x 75cm (30" x 30"), 90cm x 90cm (35" x 35"), 100cm x 100cm (39" x 39"), 120cm x 120cm (47" x 47"), 140cm x 140cm (55" x 55"), 160cm x 160cm (63" x 63"), 180cm x 180cm (71" x 71")