Each stick almost the size of my forearm.
I should have taken a picture with the box but I was too eager to eat them all as I found them to be actually more delicious than normal Pocky! Luckily, there is always the internet:
(via RoG at i-mockery)
Thanks, internet, for helping my demonstrate the size of the giant Pocky. A quick Google search showed that Amazon.com also carries Giant Pocky. You know what would be the best thing ever? If Costco carried them in bulk.