Pirate Goods Field Notes Cover - Navigator | Leather Journal Holder | EDCA leather cover for your Field Notes. With or without a pen loop. The Navigator is a slim leather cover sized for Field Notes notebooks (3. 5" 5. 5"). The notebook slides in, the cover protects it. Optional pen loop on the side if you carry a pen. No extra pockets, no elastic bands, no bulk. Just your notebook in leather. The basics Fits: Field Notes 3. 5" 5. 5" (and similar sized notebooks) Optional pen loop Full grain leather, hand stitched, hand