These REI Base Layer Pants are perfect for any outdoor activity. They are made of a blended fabric of polyester and spandex, making them breathable and comfortable to wear. The pants feature an adjustable waist and pull-on closure, with a solid pattern and gray color. They are suitable for various occasions, such as activewear and casual wear, and are machine washable for easy care. The pants have a regular fit and ankle style, with a waist size of 26 inches and inseam of 27 inches. They are ideal for climbing, fishing, and hiking, and are perfect for girls in size L.