A heritage item in the Flylow collection, the Chemical Pant combines classic styling—clean, rugged lines and a streamlined design—with modern tech features, like articulated knees, waterproof zippers, ample thigh venting, and reinforced knees and cuffs. It’s all packaged in a tough, hardshell Surface 3-layer fabric that’ll keep you protected from the elements. With Durable Water Repellent coating, the Chemical Pants will stay dry in a storm. One of our most resourceful and longtime favorite pants, you’ll find the Chemical Pants suit your needs inbounds and out.