Silicone Side GripsGaming’s first pure silicone side grips for a lifetime of handling.Fingerprint Resistant FinishFingerprint resistant semi-rough matte top finish.Fiber-reinforced PlasticsFiber-reinforced plastics make for a lighter yet stronger mouse construction.Ergonomic DesignEvery aspect of the Rival 310 design meets esports players' stringent demands for comfort. Whether you deploy a claw grip or palm grip, the shape will provide perfect comfort for long and intense gaming sessions.Split-Trigger ButtonsWhile most mice use one piece of plastic from front to back, the Rival 310 features our exclusive split-trigger button design, first introduced in our flagship Rival 700 gaming mouse. Splitting the triggers provides excellent click force and consistent feel during burst firing, rapid presses or holds.Settings On-The-GoSave all your performance and lighting settings directly to the mouse. A Powerful 32-bit ARM processor allows you to save CPI settings, button remappings and lighting effects on-board for software-free use at LAN events and tournaments.PrismSync EnabledSync dynamic multi-color lighting effects between all your SteelSeries Prism-enabled gear. From one-click lighting effects to complex light shows, PrismSync gives you the power to level-up the style of your battle station.