// Define a destination
$destination = new Address([
	'number'        => 313,
	'zipcode'       => '1016EE',
	'country'       => 'NL'
]);

// Item to ship
$item = new Item([
	'title' => 'iPhone 5S 16GB Champagne',
	'description' => 'Full featured smartphone in gold',
	'sku' => 'ABC12345',
	'quantity' => 1,

	'weight' => 112, // gram
	'width' => 58.6, // mm
	'height' => 123.8,
	'depth' => 7.6,

	'price' => new Price([
		'priceIncl' => 725,
		'priceExcl' => 599,
		'priceTax' => 126,
	])
]);

// Create the package
$package = new Package();

// Add the item to the package
$package->addItem($item);

// Initialise a shipment
$shipment = Shipment::create($package)->to($destination);

// Find the carrier with the lowest rates
$carrier = $shipment->getCarrierWithLowestRates();

// And send it off
$shipment->send($carrier);