Most laptop stands can only offer a specific height configuration. But Twelve South HiRise ensures your laptop or MacBook can be elevated you the height you find comfortable. The correct height will provide better ergonomics and help you maintain a good posture. The non-slip arms hold and protect your MacBook or laptop from falling. The stand is made from aluminum for a study stance while remaining lightweight. Built-in housing to add MagSafe Charger to fill up your iPhone.