Array
(
    [0] => thumbnail
    [1] => medium
    [2] => medium_large
    [3] => large
    [4] => 1536x1536
    [5] => 2048x2048
    [6] => social-large-soft
    [7] => social-small-soft
    [8] => social-large-hard
    [9] => social-small-hard
)