To get the most out of them, you NEED the logitech gaming software mentioned earlier. Great Value Pop-FIlter, first off the body of this filter is constructed very well, the first thing I noticed was how dense and strong the arm itself was while still being bendable at the same time (Made out of metal. 3 of your 9 buttons are reserved, meaning when you drop into a game, you cannot bind them to "mouse n". The foam does flatten out over time, but no other complaints. Super bequem und leicht und sehen gut aus. Ive seen criticism over the large "hump" of this mouse and that may factor in if you have smaller hands. Thats ridiculous, and completely unacceptable. I actually use the G Pro more for normal computer work than gaming and it enjoy that I can turn off the lighting in different business environments (it travels really well). I am 53" and wear a size 10 or medium. I bought a Seagate 4TB about 2 years ago that has been great but was now ready to have a wifi cloud in the home to keep on top of all the photos/videos and work stuff that I want to ensure I dont lose.