Chart-Sized 3-Part Card Pouches3 Pocket Fabric Organizer for Classroom Organization. Use these to organize, display, and store your chart sized 3 part cards (like our Letter Sound 3 Part cards, sold separately). Our fold over design means the cards are secured by cloth on all four sides. This helps minimize the risk of cards falling out in transit or on the shelf. The cards are also displayed in order of use from left to right, top to bottom (sounds, then photos, then control