50 Pack Self Adhesive Index Card Pockets with Top Open for Loading, Clear Plastic Labels Holders for Organizing and Protecting Your Index Cards or Photos(1.2 x 3.35 Inches)
Proper Size: the card holder size is approx. 8 x 10 cm/ 3.1 x 3.9 inches, which is a proper size so that you can use it easily, and it has versatile usage