Pacon 4790 Sketch Diary, Spiral Bound, Medium Weight, 9" x 6", 70 Sheets, PAC4790, PAC 4790, Sketch diary contains 70 sheets of medium-weight, sulphite drawing paper that is ideal for all dry media. Each all-purpose white sheet is acid-free with 94 gsm. Spiral binding on the side works well for portable sketching. Diary is perfect for quick-study sketches and drawings. UPC Code 045173047902, Quantity 1 EASketch diary contains 70 sheets of medium-weight, sulphite drawing paper that is ideal all dry media. Each all-purpose white sheet is acid-free with 94 gsm. Spiral binding on the side works well for portable sketching. Diary is perfect for quick-study sketches and drawings.