Lightning-fast friends! With the comfort and reliability of the Razer DeathAdder Essential coupled with the breathtaking speed of the Razer Goliathus Medium these cute capable companions will make the perfect clique. The Razer DeathAdder essential retains the classic ergonomic form that s been a hallmark of previous Razer DeathAdder generations. Its sleek and distinct body is designed for comfort allowing you to maintain high levels of performance throughout long gaming marathons so you ll never falter in the heat of battle.