array(2) { ["pa_kleur"]=> object(WC_Product_Attribute)#5140 (1) { ["data":protected]=> array(6) { ["id"]=> int(2) ["name"]=> string(8) "pa_kleur" ["options"]=> array(1) { [0]=> int(122) } ["position"]=> int(0) ["visible"]=> bool(true) ["variation"]=> bool(false) } } ["pa_maat-1-maat"]=> object(WC_Product_Attribute)#5020 (1) { ["data":protected]=> array(6) { ["id"]=> int(8) ["name"]=> string(14) "pa_maat-1-maat" ["options"]=> array(1) { [0]=> int(218) } ["position"]=> int(1) ["visible"]=> bool(true) ["variation"]=> bool(true) } } }

int(2124)