provides PowerBook cooling by drawing off unwanted heat by both conduction and convection. The laptop stand, made of silver-anodized aluminum alloy, reduces "thebuild up of heat which plagues the new generation of 1 GHz lap-top computers. (The coefficient of thermal conductivity of aluminum is 13 times that of stainless steel). [It also] improves the user's comfort by tilting the keyboard to a more 'ergonomically' correct position." It is available for the 17-inch, 15-inch, and 12-inch PowerBooks.