A Model for every hand: The Model D is an ambidextrous mouse for Medium to Large hands that use Claw, Fingertip, or Palm grip. The Model D- is for the same gripstyles, but Medium and small hands. The Model D is an ergonomic mouse, for Medium to Large hands, mostly suited for Palm or Claw grip, due to a higher midsection. The Model D- is for Medium to Small hands, mostly suited for Palm or Claw grip. Optimized for competitive gaming: Pixel perfect tracking, zero mouse acceleration, no more spinouts, 1000 Hz polling rate, less than 0.7mm lift-off distance. Click/scroll speed, 6 buttons with macro support, and more. Mouse Feet: The Glorious Skates are 100% pure Virgin PTFE that will glide like blades on ice, giving you perfect control even at the highest speeds. Ultra Flexible Cable: Our 'Ascended' Paracord is so light it produces drag-free use. The ultimate wired mouse with the feel of a wireless gaming mouse. Size & style: Ergonomic lightweight mouse for gaming. Built for speed, control, and comfort, with optimal weight and high durability. Ideal for Medium and Large hands.