$16.99 (as of 19/01/2019 17:56 PST details )
$13.98 (as of 06/11/2019 09:43 PST details )
$19.99 (as of 20/01/2020 02:22 PST details )
$20.99 (as of 15/10/2020 10:21 PDT details )
