+    <span class="flag discount">-20%</span>

+    <span class="flag free-shipping">Free shipping</span>

+//...

+add_action( 'woocommerce_before_shop_loop_item_title', function() {

+    echo woocommerce_get_product_thumbnail();

+	global $product;

+	echo '<div class="flagcontainer">';

+	//1.Show discount percentage in a tag

+	if( $product->is_on_sale() )

+	{	

+		if( $product->is_on_sale() )

+		{

+			$available_variations = $product->get_available_variations();								

+			$maximumper = 0;

+			for ($i = 0; $i < count($available_variations); ++$i) {

+				$variation_id=$available_variations[$i]['variation_id'];

+				$variable_product1= new WC_Product_Variation( $variation_id );

+				$regular_price = $variable_product1 ->regular_price;

+				$sales_price = $variable_product1 ->sale_price;

+				$percentage= round((( ( $regular_price - $sales_price ) / $regular_price ) * 100),1) ;

+				if ($percentage > $maximumper) {

+					$maximumper = $percentage;

+				}

+			}

+			echo '<span class="flag discount">'.sprintf( __('%s', 'woocommerce' ), '-'.round($maximumper) . '%' ).'</span>';	

+		}

+	}

+	//2.If price is > 499

+	if((int)$product->price >= 499)

+	{

+		echo '<span class="flag free-shipping">Fri frakt</span>';	

+	}

+	//3.If there are tags

+	$terms = get_the_terms( get_the_ID(), 'product_tag' );

+	$term_array = array();

+	if ( ! empty( $terms ) && ! is_wp_error( $terms ) ){

+		foreach ( $terms as $term ){

+			echo '<span class="flag new">'.$term->name.'</span>';

+		}

+	}

+	echo '</div>';

+    position: absolute;

+    top: -5px;

+    left: -5px;

+    line-height: 26px;

+    /**/

+    display:block;

+}

+

+.flag {

+    border-top-right-radius: 10px;

+    border-bottom-right-radius: 10px;

+    width: auto;

+    padding: 2px 10px;

+    text-align: center;

+    color: #fff;

+    font-size: 12px;

+    font-weight: 600;

+    z-index: 1;

+    text-shadow: 1px 1px 1px rgba(0,0,0,.2);

+    /**/

+    display:block;

+    margin-bottom:10px;

+    margin-top: 10px;

+}

+

+.flag.new {

+    background-color: #ca5410

+}

+

+.flag.free-shipping {

+    background-color: #10caa9

+}

+

+.flag.discount {

+    background-color: #d60a2c

+}

+

+.price > ins span {

+    color: #d60a2c!important;

+}

+@media(min-width: 1200px) {

+    .flag {

+        font-size:14px

+    }