With the 250mm size, the DASHER MINI SLIM allows easy storage and you can bring it to anywhere you like! As for the DASHER MEDIUM, it offers a 360mm standard space that it’s user friendly with its standard size, providing the comfort for long gaming session. Lastly, the amazing DASHER EXTENDED offers a bigger space for you to move your mouse! This amazing 900mm wide smooth surface type mouse pad is big enough for large gaming keyboards, with plenty of room left over for your gaming mouse! Definitely the right choice for you who needs bigger room for intense games! In addition, these mouse pads were created with solid sewing edge of the mouse pad ensures long-term durability, preventing peeling or warping problem for you to move your mouse smoothly with consistency!