1 Color--- We have green of book stand for you. Durable Material --- The reading stand is made of durable metal material with polished and lacquered surface, which is stronger than other similar plastic and wood, not easy to break. Adjustable Angle --- This book holder can be adjusted to switch 6 angles, can correct wrong sitting posture, read with head up, reduce shoulder and neck fatigue, protect eyesight. Convenient Design --- Foldable, easy to store and use, no need to install, rounded corners without scratching hands, non-slip bottom seat, remains stable when in contact with tabletop. Widely Used --- Whether thin or thick books, documents, magazines can be fixed, and can also be used to support the tablet. Ideal for office, home, library, school, dormitory, kitchen, etc.