Array
(
    [81970] => Array
        (
            [group_name] => size
            [name] => Size
            [group_type] => select
            [default] => -1
            [attributes] => Array
                (
                    [680531] => Array
                        (
                            [name] => 20L
                            [html_color_code] => 
                            [texture] => 
                            [selected] => 1
                        )

                )

            [attributes_quantity] => Array
                (
                    [680531] => 0
                )

        )

)
1