Features: 1.Material: Iron, Always use the Material of the best Quality - Sturdy metal construction. 2.Size and Color: Differen size and color optional. 3.Simple but unique and stylish.Can be adjusted according to the desktop's size. 4.Having enough space, Can hold more books or files. Graceful and exquisite, and practical. Perfect book organizer for home, school, office 5.Outstanding retractable features to meet various needs. Use it to hold up magazines, books, dvds, games, catalogues, encyclopedias, text books, hardbacks, comic books, binders, cookbooks, reference books, family albums, and more! Definitely an amazing present for your friends or family Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. 2. S is not retractable. Specification: Material: iron Size: L: 15X10X19CM M:13.5X9X17.5CM S:13.5X10X20.5CM includes: 1 x book stand