Description: The has a foldable tripod base with non-slip rubber feet for extra stability. With adjustable knobs can freely adjust the angle of board and the length of the support rod perfectly adjustable for sitting and standing. The tray can be tilted up to 90 degrees giving users of any height an of the sheet also feel free to put a or tablet or laptop or on the tray. Detachable and collapsible metal construction light weight and easy to transport and storage. Perfect for any amateur or professional musician Fits for guitars violin drums and other musical instrument players. Specification: Material: Metal Color: Black Height: 140cm Package Includes: 1 Piece : 1.Please allow 1~3 cm error due to manual measurement thanks. 2.Due to the difference between different monitors the picture may not reflect the actual color of the item. Please understand thank you