public static function remove_variations() {
		check_ajax_referer( 'delete-variations', 'security' );

		if ( current_user_can( 'edit_products' ) && isset( $_POST['variation_ids'] ) ) {
			$variation_ids = array_map( 'absint', (array) wp_unslash( $_POST['variation_ids'] ) );

			foreach ( $variation_ids as $variation_id ) {
				if ( 'product_variation' === get_post_type( $variation_id ) ) {
					$variation = wc_get_product( $variation_id );
					$variation->delete( true );
				}
			}
		}

		wp_die( -1 );
	}