Manila Library Pockets are an education standard and classic teacher's resource. These pockets are an indispensable part of any school's supply closet. These Pockets are great for games , creating special books, learning activities or duties. They can also be used for bulletin boards & library pockets. Each pocket measures 3.5" x 4.5". Each pack includes 40 self-adhesive manila library pockets. Bundle includes 3 packs for a total of 120 library pockets.