Shipping varies from FREE to flat rate of 6.99 to $9.99 for one, or multiple smaller items. And a flat rate of $13.98 for TWO or MORE for larger items, but NO LIMIT ON QUANTITY! The merchandise is available to customers all over the world, with the exception of Cuba, Iran, Crimea, Syria and North Korea - shipping rates may vary.
What's available in the IOD Swag Store? (links take you to another website; shipping conducted by third party).