Teacher Created Resources Aqua Chevron Magnetic Pockets - Small (20729) Use for Word cards, math problems, class jobs, or calendar days, the possibilities are endless! the Pockets will stick to your whiteboard or any magnetically receptive surface so you can move them easily. The Pockets will stick to your whiteboard or any magnetically receptive surface so you can move them easily. Each pocket can hold a piece of paper up to 12-3/4" wide. 8 per pack.