I love these envelopes from Paper Source. Here's what I have tucked inside:
Inside Day 15 is a sheet I printed out and folded featuring bits of visual inspiration I have been keeping track of on Tumblr - most of it happens to be season right now.
And the original:
This post is part of a series documenting the month of December 2009. You find out more information and view all the completed pages of my album here. Share your work in the Flickr gallery here.