These Carhartt black double knee pants are perfect for construction workers, mechanics, and anyone in a hands - on job. They're great for work sites where you need to kneel, bend, and move around a lot. The pants are made from 100% organic cotton 'Dearborn' canvas, which is a heavy - duty 12oz material. They have a relaxed straight fit and a regular waist, so they're comfortable to wear all day long. With multiple pockets, you can easily carry your tools and essentials with you.