Product details:

The Gritstone Rock Pants - Men's from Patagonia are burly organic cotton/polyester climbing pants with give for day-in, day-out comfort. Gritstone Rock Pants offer mechanical stretch and a comfortable organic cotton/polyester fabric that has (pay attention to this part) an antimicrobial finish. The OppoSet adjustable waist creates a low-bulk, customized fit, with low-profile belt loops. Drop-in pockets lie flat and have breathable mesh pocket bags, and the side pocket has an elastic mesh envelope. An articulated pattern with gusseted crotch enhances movement and comfort under a harness, while the reinforced knees add durability and accommodate knee pads for prolonged aid sessions. The pair of rear pockets add durability when butt-scooting down descent slabs. A DWR (durable water repellent) finish keeps your spilled beer from soaking in.