... protection 3.High quality material,Various color coolball 1.For notebook,laptop,ipad 2.Easy to use,Decrease temperature ... protection 3.High quality material,Various colors coolball 1.For notebook,laptop,ipad 2.Easy to use,Decrease temperature ... SizeDiameter 38mm, Semicircle; Customized Size2. Features1) 2pcs mobile devices cooling ball for notebook,laptop,ipad2) It can efficiently decrease the overall ...