StoreSMART - 2.5" x 3.5" Flexible, Full Back Magnetic Pockets - Business Card Size - 25-Pack - For refrigerator, locker, filing cabinet - H32302-25 8-gauge crystal clear vinyl fronts, full magnetic backs. Inside capacity: 2 1/2" x 3 1/2" Open on the long side for ease of use. Works with dry erase markers. Proudly manufactured in the USA.