array(3) { [0]=> array(2) { ["attributes"]=> string(12) "art-cn small" ["max_qty"]=> int(1) } [1]=> array(2) { ["attributes"]=> string(13) "art-cn medium" ["max_qty"]=> int(1) } [2]=> array(2) { ["attributes"]=> string(12) "art-cn large" ["max_qty"]=> int(0) } }