Mountain Hardwear Piero Pant Comfortable, micro-chamois-lined waistband allows you can go an extra mile or two without chafing Built-in UPF50+ sun protection keeps you shielded from UVA and UVB sun rays Durable stretch cotton resists stains and snags Well-placed pockets and a chalk bag at the center of the back waistband help to keep important items within easy reach DWR finish sheds moisture like water off a duck's back, keeping you dry and comfortable.