They run true to size for me. This mouse is replacing my Razer Naga 2014 and omg it feels like brand new! But gestures like pinching or turning your palm I notice it gets accidentally triggered by mistake. We live out in the country; mud and puddles galore. That is what self taping screws are mainly used for , for wood, sheet rock. Como já tinha um modelo da mesma marca (q26) e gosto muito dele, achei que o T5 funcionaria de maneira parecida, infelizmente não. Just make sure you are drilling them into studs and not just drywall. Its good quality, comfortable, easy to use, very good sounds and noise cancellation! Der Handtuchhalter ist sehr gut verarbeitet. 35mm adapters.