[Compatibility] - 4 to 17 inches items such as Book,Macbook, Mackbook Air, Macbook Pro, iPad Air 5/4/3/2, iPad 10th/9th/8th/7th Generation, iPad Pro 2/3/4, iPad Mini,Pad Pro,Acer, Lenovo, ietc. [Foldable and Lightweight] - weighs only 9.2ounces , folds quickly into a small size of 10*2*1inches for easy storage, and provides you with a carrying pouch so you can take it with you anywhere, ideal for people who travel for business!. [Anti-slip and heat dissipation] - The hollow laptop stand uprights promote air circulation and speed up heat dissipation.make there more space to dissipate heat and keep your notebook computer from overheating. [Adjustable Angle] - This laptop stand offers 6 angle adjustments, there will always be an angle for your comfort, helps to reduce eye strain, shoulder pain, back pain.Easy to type and don't block your hand. [Material] - Made of high quality aluminum alloy, very sturdy, it can withstand a maximum weight of 44 lbs (40 kg) on it.Full coverage non-slip rubber keeps the from slipping while not harming the laptop's case.