Strong, durable, yet lightweight molded-plastic construction is impact resistant and easy to clean, providing long lasting, reliable performance. Non-Skid pads. Built in USB powered cooling fans to keep the laptop extra cool. Integrated storage for USB cable (included). Micro-Bead lap pads taper and conform to the lap for maximum comfort and stability. LapShield added for extra saftey, blocks EMF/EMI and Heat from the lap.