Too large for me. I made one from a plastic CD binder and a stick-on business card pocket.

Holds the small memo pads, and about tennish business cards. Looks nice. Fits inside dress shirt front pocket alongside a pen and mechanical pencil, all side by side (no bulge).
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Member of the toughest, meanest, deadliest, most unrelenting -- and ablest -- form of life in this section of space, a critter that can be killed but can't be tamed. --Robert A. Heinlein