if anyone is intrested i got this to work useing the following
{if $v.class eq "Size"}
{foreach from=$extra_fields item=v}
{if $v.field eq "Size" && $v.field_value}
<div style="float:right">{$v.field_value}</div>
{/if}{/foreach}
{/if}
this displays the info i enter into an extra fiend only next to the size option dropdown
xcart 4.3.2