Features: 1.[Easy to Use] Both ends of the box can be extended, which can easily expand the space and facilitate the search for cards 2.[Convenient Practical] Using engineering grade transparent plastic, the internal business card storage situation is clear at a glance 3.[Plenty of Space] Enlarged internal space, you can easily store business cards of various sizes, and can be used with confidence 4.[Sliding Design] Easy to slide to make business card management easier and faster, to meet your needs for storing cards 5.[Firm Durable] The printing is clear, the material is firm and not easy to be deformed and has a long service life. Give you a comfortable office environment, away from clutter specification:Item Type: Index Card Holder Material: Iron, Plastic Product Size: Approx. 10.5 x 6.5 x 15.8cm / 4.1 x 2.6 x 6.2in (manual measurement, there may be slight errors) PackageList:1 x Index Card Holder NoteManual Measurement, There May Be Slight Errors