Contact ZOWIE.com for mouse size and shape help!. Wireless design with enhanced receiver allows players stable high-quality performance at a competitive scene at home and in an arena?. In a typical claw grip, the mouse is held by curling your fingers together with support from your lower palm; the shape’s curved back provides an even contact to the lower palm for better grip. It also keeps your movement flexible from the front end of your palm to your fingers. For typical palm grip users, the top shell provides a natural curve for your hand with a relaxed support to your palm and fingers.?. 24-step scroll wheel?. Asymmetrical ergonomic shape design for natural placement of your right hand - a very widely used option for professional players.?.