Hi @cmegown
You can render the data corerectly like so:
<?php
$products = get_field( 'products' );
$products = array_map('sanitize_title', $products);
$products = implode(' ', $products );
?>
<li class="<?php echo $products; ?>"></li>
Links:
http://codex.wordpress.org/Function_Reference/sanitize_title
http://au2.php.net/array_map
