(100) White Heavy Duty 30mil CD Jewel Box Divider Cards - 5-5/8" x 6" - CDNS60WH30 Reusable - Simply flip over or turn upside down! Easy to label with a permanent marker or affixing a label. You can even turn them upside down & reuse! 30mil Thick 5-5/8" x 6" They're durable, and feature rounded corners to prevent jabbing yourself!