High-Quality 6061 Aluminum Alloy: Crafted from durable 3mm thick 6061 aluminum, this laptop stand is built to last. The surface is finely sandblasted and anodized, matching the elegant finish of your MacBook or other premium laptops Universal Fit with Adjustable Width: Our globally patented design features a tool-free, hand-adjustable screw hidden at the base, allowing you to easily adjust the slot width to securely fit any laptop, from slim ultrabooks to larger 17-inch models.This Stand has 2 independent adjustable width slots and supports vertical storage of 2 devices.