Blank index cards DIN A4, 100 pieces, shrink-wrapped. Top quality at a consistently high level. Made from pulp sourced from sustainably managed forests. PH-neutral colored. The index cards in the pack (checked, solid color, printed, colored, etc.) can be easily identified by the print and color on the packaging. The product features (checked, blank, punched, printed, assorted colors) can be quickly recognized at a glance thanks to the color of the packaging.