Unique design: A fabric covered buckle and a metal reinforced buckle on both corners of the corner provide twice the service life. The snap button closure ensures your files are safe, and the card slot can keep your memo card. You can also see what's inside through the transparent shell. Premium quality: A4 file folders made of high quality PP materials, non-toxic and environmentally friendly, recyclable. Each pocket has a snap button to close and secure your documents. Large capacity: These envelopes are expandable to increase storage capacity, Holds up to 800 sheets. Perfect for office, school, home, travel etc or even your cosmetics. Assorted colors: 7 Bright colors, Black, Orange, Green, Blue, Yellow, Red. the colorful plastic folders are convenient to distinguish each of their school's subjects, and each transparent plastic folder makes it easy to find the file you want. Occasions: The classic envelope designed for files can be used in all kinds of occasions, such as in the office, at home or at school. They are ideal gifts for graduation, back to school or business.