Kensington SlimBlade TrackballIntroducing the Kensington SlimBlade Trackball, an ergonomic, space saving pointing device designed for modern desks and demanding workloads. The low profile silhouette and silver metallic finish deliver a sleek, professional look that complements any workstation while providing a comfortable, wrist friendly way to control your cursor. With a trackball that stays stationary and a ball you move with your fingers or thumb, this device minimizes arm