Overall, especially for the price, I am very happy. 5cm long and 10cm width, On my original review ( another paragraph I wrote aside from the Used product description ) , I stated That returning this mouse was a hassle, yes I have to pay 12$ to get the mouse back to the US to then get the refund from amazon, so Im 12$- but I ordered a Model O minus for 50$ ( same price which I paid for this Logitech mouse ) bottom line, not a bad mouse, but there are better mice out there for a similar price, Model O, G Wolves, Hati , G303 lightspeed etc etc. Es sind mittlerweile mein drittes Paar. If you can?t figure out how to properly tighten or loosen the straps, I suggest watching YouTube like I did ;D no shame. thank you. I need four roof rack cover, for a toyota 4runner 2007, one for each corne. Theres no separation. Poor, low quality input is an area where Beats and Bose headphones help out quite a bit. Cause anything which is centered in the soundstage has the over-barring boxy midrange and lack of highs, but as soon as it reaches out from the center of the stage, you can hear it as it is supposed to be heardNevertheless, I plan on keeping these headphones cause they are still decent phones for the price, but I am disappointed in the overall performance of them. This shoe has no arch support.