array(6) { [0]=> array(2) { ["attributes"]=> string(8) "black sm" ["max_qty"]=> int(0) } [1]=> array(2) { ["attributes"]=> string(8) "black ml" ["max_qty"]=> int(0) } [2]=> array(2) { ["attributes"]=> string(10) "magenta sm" ["max_qty"]=> int(0) } [3]=> array(2) { ["attributes"]=> string(10) "magenta ml" ["max_qty"]=> int(0) } [4]=> array(2) { ["attributes"]=> string(12) "steelblue sm" ["max_qty"]=> int(0) } [5]=> array(2) { ["attributes"]=> string(12) "steelblue ml" ["max_qty"]=> int(0) } }