Rite in the Rain 3X5 Index Cards - Grey Grey 3 x 5. Made with 100lb tag these 3" x 5" cards are tough enough to last through any mission and small enough to be carried along in any pocket. Universal pattern on the front blank on the back. Sold in packs of 100. Specifications for Rite in the Rain Index Cards: Number of Pages: 100 Weight: 0.37 lbs Package Contents: Rite in the Rain 3X5 Index Cards Rite in the Rain 791: 3X5 Index Cards - Grey Grey 3 x