array(3) { [0]=> array(2) { ["attributes"]=> string(16) "stone-colo small" ["max_qty"]=> int(0) } [1]=> array(2) { ["attributes"]=> string(17) "stone-colo medium" ["max_qty"]=> int(1) } [2]=> array(2) { ["attributes"]=> string(16) "stone-colo large" ["max_qty"]=> int(0) } }