array(4) { [0]=> array(2) { ["attributes"]=> string(11) "green small" ["max_qty"]=> int(1) } [1]=> array(2) { ["attributes"]=> string(12) "green medium" ["max_qty"]=> int(1) } [2]=> array(2) { ["attributes"]=> string(11) "white small" ["max_qty"]=> int(1) } [3]=> array(2) { ["attributes"]=> string(12) "white medium" ["max_qty"]=> int(0) } }