Light,The reading book stand holder is stylish,which is and portable,it can be stored in your backpack and used anywhere or anytime. Fixed,With two fixed arms, you can firmly fixed folder of books or documents page preventing the page tilt,self-stress, outside effect make the page flip. Adjustable ,This a portable and multiple functions book holder whatever for students group, office workers,or family. With 180 degree adjustment angle, stretchable arms can clamp width of 4.5-20.8 inches book or documents,large clamp 200-300 pages thickness book(Thickness Within 2.5cm), foldable and compact shape. Wide application,You are free to put your storybook, textbooks,cookbook, sheet music or magazine smartphone / / score / laptop computer on the notebook stand,such a holder stand is quite perfect for reading or study office and library. Relieve fatigue,let the users and page maintain a better visual angle thereby correcting the user's seat, eye health and work posture,effectively reduce their eyes fatigue and physical fatigue and further to improve work efficiency. Weight: 0.625 kg Type: Book Reading Stand(Book Type) Application: Document Holder/Bookrest/Music Document Stand/Recipe stand Feature: One-page turning/Adjustable width colour:Translucent Blue Material:ABS Size:30*21cm Adjustable Size: 11-53 cm Package Contents: 1*Multi-function reading frame Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.