professional factory,ABS material,height adjustable,heat readiation automatically Model NO:ID-U8Fit for MAC notebookColor:silver,grayQTY/CTN: 10 pcsCTN Size:57*35.5*30cm1. ABS material2. Two noiseless fans to comfort you and cool your notebook3. Integrated in with 4 PORT, 2.0 USB HUB4. Eight height adjustable to relieve your eye,neck and back5. Fan Dimension:60*90*10mm6. Unique design and ...