ADJUSTABLE HEIGHT & MULTI-PURPOSE: The legs of laptop desk are height adjustable(7.9"-10.6"), it allows you to get it to the exact height. on your bed, sofa, couch, floor and lawn etc. ADJUSTABLE TILT & GOOD DESIGN: The surface on the right side of the laptop table for bed is fixed in place and the left side is adjustable from a flat position to 4 different angles.