Cradling your Mac / Notebook up vertically, start with the ‘closed clamshell mode’ and get your desktop well-organized to save space while expanding your devices connectivity.After several minutes assembly, LENTION LS1 vertical stand’s width could be adjusted from 0.36 to 1.2 inches. (match most types of Mac / Notebook thickness).With the premium rubber mat covered around groove, effectively prevent your device from any unnecessary scratch.