Shipping:Canada: 1.5$ free for additional item.
US: 6$ plus 1.25$ per additional.
International: 11$ plus 1.25$ per additional.
Thanks for your interest!
I offer combine shipping:
1.5$ off shipping cost (free instead of 1.5$) on additional item for Canada Customer. 4.75$ off shipping cost (1.25$ instead of 6$) on additional item for US Customer.
9.75$ off shipping cost (1.25$ instead of 11$) on additional item for International Customer.
Buy the items through "Buy it Now" and "Request total" before paying.
Message me if you still have problem with the "cart" system.