The Men's Topo Designs Boulder Pants are comfortable, casual, and built to handle the outdoors. Crafted from a nylon and spandex blend with 4-way stretch and a durable water repellent finish these trousers feature a hidden soft cord adjustable hem and internal custom draw cord for perfect sizing. The zippered back pocket will help keep your essential safe and secure wherever your adventure may take you. These Boulder Pants will hold up in any environment.