array(3) { [0]=> array(2) { ["attributes"]=> string(21) "butterflies_tag small" ["max_qty"]=> int(0) } [1]=> array(2) { ["attributes"]=> string(22) "butterflies_tag medium" ["max_qty"]=> int(1) } [2]=> array(2) { ["attributes"]=> string(21) "butterflies_tag large" ["max_qty"]=> int(1) } }