The Under Armour Boys' Rival Woven Pants are built for training, warm-ups and everyday activities. Made of 100% polyester, these pants feature UA Storm technology to repel water while maintaining breathability. The lightweight woven fabric provides durable performance, while odor-control technology helps minimize odor. An encased elastic waistband with an external drawcord offers an adjustable fit, and open hand pockets provide convenient storage. The main body fabric contains at least 90% recycled polyester, excluding trims and embellishments.