The collars are sent beautifully wrapped by Royal Mail signed for Delivery, in UK (£4.95) it can be tracked.  Same with USA etc.  Other overseas destinations are dependent on local post services but you are not 'alone' till you have your order.
We also offer a Courier next Working Day service that is £16.50. 
But there are other options.
Delivery prices to all other destinations can be seen at the checkout.