Coloured Card 300 blank 3.5x2 cards per pack. As the size of business cards, small blank note cards are the perfect size to fit in your pocket and take it out whenever you need to practice. Unruled Blank Index Flash Cards are loose (unbound). You could make them to stay together by simply punch holes in them and attach with a binder ring or string (not included). Versatile index card stock suitable for use with pens, pencils, markers, crayons, highlighters, ink stamps and more. *We recommend to use highlighter to write/draw on the BLACK index cards. Blank on both sides. Perfect for study, write, draw and prepare on each side with no ink pen bleed through on the smooth finish blank flat memo card. Also great for crafts, decal adhesion, DIY and more Packed in dispenser storage box to keep plain index flash cards clean and organized. Great for taking them on the go. 100% SATISFACTION GUARANTEE - Buy with confidence 12 months warranty - free exchange.