- INFINITY SKIN is included with every mouse. They come in various thicknesses in increments of millimeters. Truly when it comes to dimensions of a mouse, millimeters matter. Use the thicker INFINITYSKINS to achieve bigger dimensions. - Weight is important, but the shape is even more important. Never before have you been able to customize shape and size, and micro-adjust dimensions in millimeters to maximize and optimize your aim. Everybody aims best with a specific dimension to them, that's why players spend lifetimes searching for their perfect shape/size. No longer. With Infinityskin you can precisely tune down to the millimeter every significant dimension of the mouse. - Stain-resistant, sweat resistant. A newly invented taper cutting technique on the foam to blend it into the mouse edges, you won't even know its there. Stretches and forms like a second skin. Gives the most amazing grip