Programmer,Gammers and coders spends their whole day with computer.So they have a comfortable things for use.A standard mouse is irritate to use for long time.A mouse that puts your hand in unprejudiced position is maybe the best way to reduce these problems you must have find vertical or trackball mouse. There are many types of mouse are available in market,so programmer could be confused to select the best mouse.That’s why I’m given this guide.This should helps to buy best mouse for comfortable use.