The ZOWIE EC2 Tyloo features an ergonomic design exclusively for right-handed users. It offers users more room for wrist movements. The shape of the right side of the mouse is well rounded, allowing the user’s fingertips to hold/cover the mouse to move smoothly. EC Series comes in two sizes to fulfill different needs. This is the newest iteration of the EC series with classic large skates original to Zowie mice and an updated 3360 sensor. Try our mouse comparison chart to help find what size works for you!