a7 are large in a 6-pack with a total of 600 to meet the needs of study, work and life in the long term. a7 contain six colors: 100 in light blue, 100 in grass green, 100 in light green, 100 in yellow, 100 in purple and 100 in pink, different uses can be distinguished by color. Size: this size of a7 index cards is convenient to carry, does not take up much space and is convenient to use. Binding rings. a7 come with 7-iron loose-leaf binder rings that allow easy removal or addition of . You can also place a7 on a ring and combine the different colored numbers as you like. Tab cards a7 are made of , thick paper, so that the font is not only liquid, but also does not circulate pen and ink. The colorful flashing feature horizontal lines that easier to note down. In addition, each pack of a7 index cards is protected by two sheets of sturdy brown kraft paper, which can not be damaged or creased so easily to a long service life. a7 are great for learning notes, working notes, lists and other things. They can be used in the office, , in the library or anywhere else you can imagine. It is also suitable for people of all ages. Colour:Silver Material:Paper Package Contents: 600x