CAINCAY A8 Small Revision Cards, 1000 PCS Flash Card Cue Cards with 10 Metal Binder Rings, Index Cards Ruled Record Card Ruled Flshcards Notecards for Study Office School

Features:<br/><br/> 1.Index Card with Metal Ring<br/> The metal ring can be opened and removed at any time, keeping the index cards together so that your flashcard will not scatter, very easy to carry and convenient for your use. <br/> 2.Easy to Carry<br/> Therevision cards on a ring are only a8 size, measuring 7.4x5.2 cm, It can be put into suitcases, school bags, et...