select2 add form to product page and product-edit.php

product-edit.php and functions.php

/* Put the below code in your product-edit.php template where you wish it to show up */
/*I've chosen directly before the - Product Categories */ 

<?php 
WCVendors_Pro_Form_Helper::select( array(  
	'post_id'      => $object_id, 
	'id' 	       => 'wcv_custom_product_condition',
	'class'        => 'select2',
	'label'        => __( 'Product Condition', 'wcvendors-pro' ), 
	'placeholder'  => __( 'Please specify if your product is NEW or USED', 'wcvendors-pro' ),
	'wrapper_start' 	=> '<div class="all-100">',
	'wrapper_end' 		=> '</div>', 
	'desc_tip'     => 'true', 
	'description'  => __( 'Is your Product New or Used?', 'wcvendors-pro' ),
	'options' 	=> array(
			'new'   => __( 'New' ),
			'used' 	=> __( 'Used'),
			'nwot'  => __( 'New Without Tags' ),
	)	 
) );
?>

/* Now, put the code below in your theme/child theme functions.php */

add_action('woocommerce_product_meta_start', 'wcv_product_condition', 2);
function wcv_product_condition() {
    $output = get_post_meta(get_the_ID(), 'wcv_custom_product_condition', true ); 
    echo '<p>'.'Product Condition: ' . $output . '</p>';
}