The Cool lap raises your computer up about 3/4" and provides just enough space for air to circulate underneath, keeping it and you cooler. It is lightweight with non-slip/non-scratch pads on top and bottom. Now you can actually use your laptop on your lap... without that uncomfortable hot feeling. . Provides a stable, non-slip platform for all laptops Prevents overheating by improving air circulation Made from clear acrylic with non-slip/non-scratch feet Dimensions: 12in. x 10.25 in. with 1 in lip on bottom