You can take care of the price for shipping of your orders. This is how the shipping options functionality looks like. There is a select country options, Shipping price and discounts for orders and total cost.
You can also set up different measuring units.
The most exciting thing is that you can set different options for each country once and support orders from all over the world.
The best part is that using Microweber API you also can connect different shipping providers to your CMS and use them automatically. Make more business!