The modern cheer uniforms are made of durable, stretchable polyester knit. They are also easier to care for than cotton, which can become damaged by excessive heat or high dryer temperatures. The biggest problem with synthetics is that oily stains are tough to remove. However, pre-soaking helps to eliminate stains and odors. Before and after games, rinse the uniform in a utility sink ... https://www.recablogs.com/cheerleading-cheer-uniforms/