array(3) { [0]=> array(2) { ["attributes"]=> string(11) "black small" ["max_qty"]=> int(2) } [1]=> array(2) { ["attributes"]=> string(12) "black medium" ["max_qty"]=> int(0) } [2]=> array(2) { ["attributes"]=> string(11) "black large" ["max_qty"]=> int(1) } }