Found my bookmarks. It's BCW that sells them.
The tall ("Super") version:
HTML Code:
http://www.bcwsupplies.com/products/trading-card-boxes/super-vault-storage-box-%28for-graded-cards%29.htm
The short version:
HTML Code:
http://www.bcwsupplies.com/products/trading-card-boxes/vault-storage-box.htm