WooCommerce - Show number of items in cart, weight and total

code.php

<?php
$cart = WC()->cart;
$weigth_unit = 'kg';
$items = sprintf( _n( '%d item', '%d items', $cart->get_cart_contents_count() ), $cart->get_cart_contents_count() );
$weight = wc_get_weight( $cart->get_cart_contents_weight(), $weigth_unit ) . $weigth_unit;
$total = $cart->get_cart_total();
?>
<a class="cart-contents" href="<?php echo wc_get_cart_url(); ?>" title="<?php _e( 'View your shopping cart' ); ?>">
  <?php echo "$items - $weight - $total"; ?>
</a>