professional factory,ABS material,height adjustable,heat readiation automatically Model NO:ID-U1Fit for MAC notebookColor:white,gray,white with grayQTY/CTN: 5pcsCTN Size:61*35*42cm 1. ABS material to radiate heat automatically2. Integrated with 7 PORT 2.0 USB HUB3. Six height adjustable to relieve your eye,neck and back4. Available to choose a comfortable typing position5. With a pin to hold ...