The Dota 2 International Collector's Caches are only available now as gifts, and you can only gift it once.

-To receive your gift, we must  be Steam friends for 30 days.

-After purchase it, you must add me on Steam and wait 30 days so I can gift it to you, or you can add me and wait 30 days to purchase it.

-Send me a message to give you my Steam code

-You can also check other collector's cache sets in my inventory