From their website...

For orders shipping outside the United States and US Territories, the order processing fee is:

Merchandise Subtotal & Processing Fee

Under $150.00 ($14.99)
$150 to $499 ($7.99)
$500 or more (No Fee)

If your merchandise subtotal reaches $275 or more*, we'll pay half of your Standard Ground Shipping costs within the contiguous 48 states.

*Excludes plastic and wire crates, grooming tables, tubs, dryers, large bin storage containers, UPS oversized items and motor freight items.