Youth sizes refer to clothing and shoe sizes specifically designed for children and teenagers. These sizes are typically categorized into different age groups, such as small, medium, and large, and are often labeled with numbers that correspond to the child's age or height. Youth sizes help ensure a better fit for growing bodies, providing comfort and ease of movement. When shopping for youth sizes, it's important to consider the brand's sizing chart, as sizes can vary between manufacturers. Parents often look for size guides that include measurements for chest, waist, and inseam to find the most accurate fit for their children.