Top Notch Teacher Products Blank Index Cards (100 Count), 3" x 5", Primary Assorted Go to amazon.com Related posts Top 11 best index cards colored for 2022 FeatureBrite assorted 3 x 5 blank index cardsSuper bright assortment, colored through outSturdy tag weight with color throughout. Reusable DescriptionFive bright primary colors to highlight your material. Brite assorted colors to highlight your material. 3" x 5", 100 count.