You need work pants. You want them to be comfortable too. Get the Timberland PRO® Gridflex Basic Canvas Work Pant.
This pant style is made using a rugged canvas that is 2% elastane. The result is an elasticized fabric that allows for a stretchy fit that enhances mobility and comfort. A crotch gusset further increases your mobility and comfort. Seven belt loops keep you covered as you bend, kneel, and reach.
Don't let the comfort fool you. These are serious men's work pants. They have multiple pockets for tools, your phone, and for coins. Everything you need will be close at hand.
Buy the Gridflex canvas pant that can hold up to long days at work, move with you and still look good.