This trackball features a large sculpted support on a long housing, making it ideal for individuals with very large or long hands. The Evolution is designed for intense extended use. It's ergonomic design supports the hand, allowing it to rest while ...[more]
This trackball features a large sculpted support on a long housing, making it ideal for individuals with very large or long hands. The Evolution is designed for intense extended use. It's ergonomic design supports the hand, allowing it to rest while still maintaining optimum position for usage. [less]
