Protect and organize your index cards with our PEN+GEAR Teen|Adult 4in. x 6in. Plastic Storage Card Box, Clear,Desktop Organizers . Designed to hold a stack of standard size, 4 inch by 6 inch index cards, the storage box is just the thing you need for keeping your notes to your finals in. Each box features a transparent clear color that makes it easy to identify contents at a glance and has a stackable build that's great for saving space. The storage boxes are versatile for use, which means they are also a great way to store art/craft supplies, recipe cards, or office/school supplies. With handles that lock the top in place for a secure hold, you can feel confident that your important notes and information will be safely kept. Keep a variety of information organized and neatly stored with our PEN+GEAR Teen|Adult 4in. x 6in. Storage Card Box