Lorell Monitor Riser, Height Adjustable, 19-3/4"Wx7-9/10"Lx4"H, Black (LLR99991) EachMonitor riser features a height adjustable design to keep your monitor positioned at a comfortable level. A built in slot on the surface offers easy storage for your pens, tablet or mobile device. Plus, its raised construction creates a handy storage space underneath the riser for space saving use. Tabletop is made of medium density fiberboard. The iPad slot is made of ABS plastic. The legs are made of nylon. General Information Manufacturer: Lorell