a b c SKU a x b c COLOR (cm) (cm) JUNIOR 30719 41 200 x 100 4 STANDARD 30731 31 200 x 100 3 STANDARD 30731 41 200 x 100 4 STANDARD 30731 51 200 x 100 5 OLYMPIC 30791 31 200 x 100 3 OLYMPIC 30791 41 200 x 100 4 OLYMPIC 30791 51 200 x 100 5 PUZZLE 30706 590 100 x 100 2.5 PUZZLE 30706 740 100 x 100 2.5 PUZZLE 30710 00 100 x 100 4