First, children don't like school uniforms. More than 80 percent of children hate school uniforms. Imagine wearing the same thing over and over again -- until you graduate. The uniforms are uncomfortable, too. It's too cold in summer and too hot in winter. Students will eventually pay more attention to his uniform than to the classroom. Second, it is only a means for enterprises to pursue business interests. We spend a lot of money on school uniforms every year. It is also a high expense for low-income families. Thirdly, school uniforms will make some students pessimistic. School uniforms are suitable for different people, but as for girls, they will think they are not excellent because the uniforms don't fit.