SoftShock ™ technology elevates display, keeps your lap cool & provides soft cushioning. Cooling vents prevent laptop from overheating. Folds flat to fit most briefcases. Non-skid surface holds laptop securely during use. Supports up to 15.4″ laptops. Stand Type: Laptop Riser; Width: 15 in; Depth: 5/16 in; Maximum Height: 10 3/4 in.