First, school uniforms prevents competition and teasing . In a 2013 survey by the National Association of Elementary School Principals (NAESP) and uniform manufacturer Lands' End, 86% of school leaders said uniforms make "a significant, positive impact on peer pressure," and 64% said uniforms reduce bullying. For example, if there is no wear the school uniform, there will be different position and fashion. It causes the difference, and for those who are inferior as to make themselves felt bad. Therefore, if you wear the school uniform to make all are equality and can stop the insult.