Amazon.com : (2-Pack) Pocket Notebook 3.5" x 5.5", Small Hardcover Journal with Pen Holder, Inner Pockets, 100gsm Thick Ruled/Lined Paper, Black : Office Products
Best Pocket Notebooks – ARTnews.com
Amazon.com : TWONE Pocket Notebook, 6 Pack Softcover Mini Notebooks 3.5" x 5.5" Black Notebook Small Memo Notepad for Men Women Kids Traveler Author, 30 Sheets,60 Lined Pages : Office Products