stdClass Object
(
    [id] => pack-1000
    [packed] => Array
        (
            [0] => WC_Boxpack_Item Object
                (
                    [weight] => 1000
                    [height] => 100
                    [width] => 300
                    [length] => 300
                    [volume] => 9000000
                    [value] => 15
                    [meta] => Array
                        (
                        )

                )

        )

    [unpacked] => Array
        (
        )

    [weight] => 1000
    [volume] => 9000000
    [length] => 1000
    [width] => 990
    [height] => 990
    [value] => 15
    [percent] => 100
)