Compatibility: Fits up to 15.6' laptops and most tablets. Phone Slot: Holds all cell phones vertically in 5' X 0.75' slot. Comfort: Innovative dual-bolster cushion conforms to your lap keeping you cool and comfortable. Mouse Pad: Work surface includes integrated 5' X 9' mouse pad. Improved Air-flow: Smooth flat surface allows for proper laptop ventilation as recommended by laptop manufacturers.