... / 6 x 25 x 25, 3 / 4 / 5 / 6 x 30 x 30, 3 / 4 / 5 / 6 / 7 x 40 x 40,4 / 5 / 6 / 7 x 50 x 50 ... , 4 / 5 / 6 / 7 / 8 x 60 x 60, 5 / 6 / 7 / 8 / 9 x 70 x 70 ... , 6 / 7 / 8 / 9 / 10 x 75 x 75, 6 / 7 / 8 / 9 / 10 / 11 / 12 x ... 80 x 80, 7 / 8 / 9 / 10 ...