Notebook CoverFits a 3. 5 x 5. 5 notebook, or a passport Pre loaded with a Bellroy notebook Two hidden card slots hold 4 6 cards Space for a full size pen (not included) Magnetic closure Backed by our 3 year warranty Main material: Leather External Dimensions 150 103 17 mm Materials We use leathers sourced exclusively from gold rated Leather Working Group tanneries. Composition 75% Leather, 20% Recycled Polyester, 5% Other Materials