From a collaboration with our Fast Retailing sister brand, Theory. - Stretchy, lightweight, and quick-drying fabric, jointly developed with Toray Industries. - Excellent stretch for easy movement. - Smooth feel provides lasting comfort. - Slender straight cut. - Easy-waist design with interior drawstring styles effortlessly without a belt. - Snap-button back pockets maintain a sleek silhouette. - Snap buttons designed for minimal contact when seated. - Perfect for pairing with our Ultra Light jacket or Ultra Light shirt jacket as part of a matching set.