Kids are hard on their clothes, especially jeans. They play hard, and their clothes show it. Pre-school and school-age boys are more likely to tear the knees out of their jeans crawling around playing trucks than they are to outgrow them. It can be pretty tough on a family budget having to replace clothing every couple of months.Jeans. They are a staple of the modern wardrobe. Everyone wears jeans, especially kids. Parents love them because they match just about everything, making it easier to get kids dressed. Kids love them because they are comfortable and durable. Jeans are the perfect trousers for going to school, playing outside or just hanging out..