Brand new in package, 2 "half balls" included, as well as a pair of rubber grips in case you need them. It is a product designed for your laptop & notebook. It can efficiently decrease the overall temperature by creating a cooling gap under the laptop. It is made with special material so it can protect the laptop from hard landing on desktop. This is a great substitute for more expensive cooling pads because this is portable and convenient.  Depending on the smooth surface of the cooling ball, you can get forward, backward, leftward or rightward and so on free slide of the laptop. on the desktop for share with your friends and easy to adjust to new comfort sitting position. Cooling action works by elevating your laptop and increasing airflow The balls are rubberized, so your laptop will not move while elevated.  Extra rubber grips can be put at the front of the laptop for extra grip if desired.